Technical Service Bulletins
- 2008-06-04: No Movement When Transmission is Shifted to Drive or Third - Normal Operation When Shifted to Second, First or Reverse (Replace Forward Sprag Assembly) (08-07-30-027)
- 2008-04-04: 4L60 Automatic Transmission - New Sprag Assembly, Forward Clutch to Overrun Clutch Hub (08-07-30-017)
- 2007-12-05: 60 Degree V6 Engine Oil Leak at Crankshaft Front Oil Seal (Use New Crankshaft Front Oil Seal Installer Tool EN-48869) (07-06-01-023)
- 2006-01-27: Service VME - Use Correct Engine Oil Drain Plug - keywords drain engine leak oil pan plug replace (PIP3696)
- 2006-01-18: Info - New Product Feedback Form and Process for Automatic Transmission Core Returns (01-07-30-029A)
- 2001-04-06: Info - Current CIPS Campaign Number to Previous DIvisional Campaign Number (01-00-89-008)
- 2000-09-28: High Oil Consumption After Installation of Goodwrench Remanufactured Engine (00-06-01-019)
- 1999-12-23: Info - Dealer Installed Rear Seat Lap/Shoulder Belt Kits (99-09-40-006)
- 1999-11-08: Sliding Door Rear Latch Rivet Staking (99024)
- 1997-12-11: WARRANTY ADMIN - ACDELCO REMANUFACTURED ENGINES (72-05-07)
- 1997-01-01: GUIDELINES FOR RETROFITTING R-12 VEH. TO R-134A (43-12-07E)
- 1996-12-01: SERVICE ADMINISTRATION - WARRANTY CLAIMS PROCESSING (31-05-03C)
- 1996-11-01: ENGINE NOISE (REPL. WITH NEW DESIGN EXHAUST MANIFOLD) (37-66-02B)
- 1996-10-01: DRIVELINE CLUNK (56-44-01A)
- 1996-05-01: AC DELCO LOCATOR SVCS FOR DELCO ELECTRONICS EXCHANGE (58-83-02B)
- 1996-03-01: WARRANTY ADMINISTRATION: PANEL REPLACEMENT OPERATIONS (52-05-05)
- 1995-10-24: DOORS ARE HARD TO OPEN (INSTALL NEW DOOR HINGE ...) (56-15-03)
- 1995-10-10: WARRANTY INFORMATION ALL MODELS - ALL YEARS (58-05-03)
- 1995-10-01: CAMPAIGN: SERVICE PART FUEL TANK SENDER RING WELDS (91-C-51A)
- 1995-09-01: REPLACEMENT OF ISOLATION DIODES (93-163-8A)
- 1995-08-10: REVISED TECH 1 MASS STORAGE CARTRIDGE (MSC) OXYGEN SENSOR (51-65-47)
- 1995-07-19: WARRANTY ADMINISTRATION - INFO. ON PREVIOUSLY RELEASED (56-05-03)
- 1995-06-12: INFO. ON REFORMULATED GASOLINE (RFG) (57-01-02)
- 1995-06-01: CAMPAIGN: SERVICE PART FUEL TANK SENDER RING WELDS (91-C-51)
- 1995-05-15: INFORMATION ON CONTAMINATED R12 REFRIGERANT TESTING (53-12-05)
- 1995-04-27: INFORMATION ON GM CAMPAIGN IDENTIFICATION LABEL (51-01-03)
- 1995-04-19: WARRANTY ADMINISTRATION ADCSM EMPOWERMENT (52-05-06)
- 1995-04-01: INFORMATION ON SIERRA-BRAND ENGINE COOLANT (43-62-01B)
- 1995-03-28: WARRANTY ADMINISTRATION DEALER/RETAILER ADMINISTRATION (57-05-01)
- 1995-03-01: SMU - SECTION 0 - GENERAL INFORMATION (57-02-01)
- 1995-02-10: WARRANTY ADMINISTRATION CHEV./GEO ROADSIDE ASSISTANCE (52-05-02)
- 1995-02-03: SMU - INFO. ON INSPECTION/ MAINTENANCE (I/M) EMISSIONS (51-65-02)
- 1995-02-01: WARRANTY ADMINISTRATION CHEV. CLAIM PROCESSING (42-05-15A)
- 1995-01-26: INFO. ON POSSIBLE INTERNAL ENGINE CYLINDER DAMAGE (57-63-03)
- 1995-01-12: REAR & SIDE CARGO DOOR LATCH RATTLES (46-15-06)
- 1995-01-11: ENHANCED EMISSION INSPECTION MAINTENANCE PROGRAM (43-65-10)
- 1994-11-29: INFO. ON ENHANCED EMISSION INSPECTION MAINTENANCE PROGRAM (43-65-07)
- 1994-10-25: REV. TO ADHESIVE CAULKING KIT, NEW PRIMERS & PART NUMBERS (43-10-48)
- 1994-09-15: DLR. PRODUCT CAMPAIGN BULLETIN NUMBERING SYSTEM (41-01-03)
- 1994-09-14: INFO. ON SLIP YOKE REPLACEMENT AND U-JOINT SERVICING (46-41-01)
- 1994-09-12: INFO. ON NEW PROM/MEMCAL IDENTIFICATION MARKINGS (44-65-01)
- 1994-09-08: CONTAMINATED A/C REFRIGERANT (INFORMATIONAL) (43-12-23)
- 1994-09-01: INFORMATION ANNOUNCING THE NEW CORPORATE BULLETIN (33-01-05A)
- 1994-08-16: INFORMATION ON SEAT BELT EXTENDERS (46-16-03)
- 1994-08-16: OBTAINING TECHNICAL ASSISTANCE (I/M 240 REPAIRS) (43-65-06)
- 1994-08-16: WARRANTY ADMINISTRATION - CHANGES IN CLAIMS PROCESS (42-05-10)
- 1994-07-18: INFORMATION ON RELEASE OF SERVICE PKG. FOR NICKEL TAPE (14-93-01)
- 1994-06-30: INFORMATION ON J39400 A/C LEAK DETECTOR MAINTENANCE KIT (43-12-18A)
- 1994-06-20: INFORMATION ON SPEED RATED TIRES (43-35-02)
- 1994-06-08: WARRANTY ADMINISTRATION - NEW LABOR OPERATION NUMBER (42-05-06)
- 1994-06-06: INFORMATION ON ENHANCED PF 52 AND PF 1218 OIL FILTERS (47-61-18)
- 1994-05-13: WARRANTY ADMINISTRATION - EMISSION WARR. PARTS COVERAGE (47-05-01)
- 1994-04-26: WARRANTY ADMININSTRATION - CLAIM PROCESS CHANGES (42-05-05)
- 1994-04-08: REDUCED PWR STEERING ASSIST AT LOW AMBIENT TEMPERATURES (03-32-06)
- 1994-03-29: ENHANCED INSPECTION MAINTENANCE PROGRAMS (43-65-05)
- 1994-02-01: INFORMATION ON AFTER MARKET ANTI-LOCK BRAKE SYS. PRODUCTS (43-50-01)
- 1994-01-28: INFO. ON USE OF LOW SULFUR DIESEL FUEL-LUBRICITY CONCERN (37-63-03)
- 1993-12-22: RETROFITTING R-12 VEHICLES TO R-134A (INFORMATIONAL) (33-12-26)
- 1993-11-15: INFORMATION ON LUBRICATING CALIPER SLIDING SURFACES (36-50-07)
- 1993-11-05: BLUE SMOKE ON START-UP (REPLACE VALVE STEM SEALS) (37-65-14)
- 1993-08-01: INFO. ON COSMETIC DAMAGE TO ALUMINUM WHEELS DURING BALANC. (93-197B-3E)
- 1993-06-16: NOISE ON TURNS OR SLAPPING SO. OVER BUMPS-INS. BRKT.&BUSHINGS (93-247-3C)
- 1993-05-25: RECYCLING OF USED OIL FILTERS (INFORMATIONAL) (93-227-0B)
- 1993-05-19: INFO. ON SERVICING VEHICLE WITH CONTAMINATED TRANS. FLUID (93-223-7A)
- 1993-05-19: INFO. ON SERVICING VEHICLE WITH CONTAMINATED TRANS. FLUID (93-7A-142)
- 1993-05-06: A/C R-134A REFRIGERANT (INFORMATION) (93-201-1A)
- 1993-05-06: A/C R-134A REFRIGERANT (INFORMATION) (93-1B-126)
- 1993-04-30: BINDING/STICKING LOCK CYLINDER RECOMMENDED LUBRICATIONS (93-10-194)
- 1993-04-28: SERVICE MANUAL UPDATE STICKERS (93-183-0A)
- 1993-04-01: FRT. SUSP. BOTTOMING NOISE (INSTALL AIR CYLINDER) (93-170-3C)
- 1993-03-16: ILLUSTRATED STEERING SYSTEM BLEED PROCEDURE (38-30-01A)
- 1993-03-01: BINDING/STICKING LOCK CYLINDER RECOMMENDED LUBRICATIONS (93-133-10)
- 1993-02-01: INDUSTRIAL FALLOUT/RAIL DUST DAMAGE TO BASE COAT/CLEAR COAT (93-58A-10)
- 1993-01-27: INFO. ON FACTORS THAT AFFECT FUEL ECONOMY (30-65-02)
- 1993-01-08: DIFFERENTIAL PINION SHAFT LOCKING SCREW (INFORMATIONAL) (93-77-4B)
- 1993-01-08: DIFFERENTIAL PINION SHAFT LOCKING SCREW (INFORMATIONAL) (93-4B-102)
- 1992-12-01: ENG. MISS, HESITATION & ROUGH PIERCED SECONDARY IGNITION (93-6D-102)
- 1992-11-30: SERVICE GUILD: INFO. ON THE EFFECT OF FUEL VOLATILITY (93-6C-100)
- 1992-11-30: ALTERNATE REFRIGERANTS INFORMATION (93-1B-102)
- 1992-11-01: INDUSTRIAL FALLOUT-PAINT DAM. FINESSE TYPE REPAIRS (92-2-128)
- 1992-11-01: INDUSTRIAL FALLOUT-PAINT DAM. FINESSE TYPE REPAIRS (93-10-148)
- 1992-10-31: A/C COMPRESSOR SHAFT NUT REMOVAL (IMPROVED QUALITY) (93-1D-100)
- 1992-10-02: BUZZING NOISE AT IDLE (INSTALL PRESSURE REGULATOR VALVE) (93-29-7A)
- 1992-10-02: BUZZING NOISE AT IDLE (INSTALL PRESSURE REGULATOR VALVE) (93-7A-110)
- 1992-10-01: ENG. MISS, HESITATION & ROUGH PIERCED SEC. IGN. COMPONENTS (93-35-6D)
- 1992-10-01: INFO EFFECT FUEL VOLATILITY (DRIVEABILITY CONDITIONS) (93-31-6C)
- 1992-08-03: ALTERNATE REFRIGERANTS INFORMATION (92-250-1A)
- 1992-07-01: CAMPAIGN: LH LOWER CONTROL ARM CRACKING (2D04A)
- 1992-06-22: PAINT CHIPS - EXTERIOR LEADING EDGES (APPLY CHIP PROTECTOR) (92-240-10)
- 1992-06-16: SERVICE GUILD: INFO ON AVOID DAMAGE TO TIRE WHEELS (92-232-3E)
- 1992-06-16: SERVICE GUILD: INFO ON AVOID DAMAGE TO TIRE WHEELS (92-3-123)
- 1992-06-01: LH LOWER CONTROL ARM CRACKING (INSTALL REINFORCEMENT) (86C25E)
- 1992-05-31: BRAKE PULSATION SERVICE INFORMATION (88-5-121)
- 1992-05-27: A/C LEAK (DIAGNOSIS BULLETIN) ALL MODELS 1992 AND PRIOR (92-215-1A)
- 1992-04-14: LOCKING DIFF. GOVERNOR TOOL REVISION (INFORMATIONAL) (92-180-7A)
- 1992-04-14: LOCKING DIFF. GOVERNOR TOOL REVISION (INFORMATIONAL) (92-4-104)
- 1992-04-03: ENG. BLOCK HEATER LEAK-INSTALL REDESIGNED BLOCK HEATER (92-159-9E)
- 1992-04-03: ENG. BLOCK HEATER LEAK-INSTALL REDESIGNED BLOCK HEATER (92-6-116)
- 1992-04-01: PROM I.D. NOT RECOGNIZED BY THE T-100 (GM CAMS) TERMINAL (23-65-08)
- 1992-03-24: INFO ON COATED WHEEL WEIGHTS USED FOR ALUMINUM WHEELS (92-147-3E)
- 1992-03-24: INFO ON COATED WHEEL WEIGHTS USED FOR ALUMINUM WHEELS (92-3-121)
- 1992-02-14: ELECTRONIC/ELECTRO-MECHANICAL I/P CLUSTER INFORMATION (92-96-8C)
- 1991-12-20: TIRE COMPANY WARRANTY ASSISTANCE PROGRAM (92-70-3E)
- 1991-12-19: AC-DELCO ADVANCE EXCHANGE PGM. PHONE NUMBER CHANGE (92-97-8C)
- 1991-12-03: REV. LIGHTS OR TAILGATE WINDOW INOPERATIVE-INSTALL NEW SWITCH (91-459-8A)
- 1991-12-03: REV. LIGHTS OR TAILGATE WINDOW INOPERATIVE-INSTALL NEW SWITCH (91-8-243)
- 1991-11-07: INTERMIT TRANS DOWNSHIFT/SLIP DIAGNOSIS (92-42-7A)
- 1991-11-07: INTERMIT TRANS DOWNSHIFT/SLIP DIAGNOSIS (92-73L80-100)
- 1991-10-11: INCREASED SPLASH IN ENG. COMP. INSTALL REVISED SPLASH SHIELD (91-438-10)
- 1991-10-11: GRILLE MOUNTING TABS BREAK (APPLY SEALER TO BOLTS) (91-439-10)
- 1991-10-11: INCREASED SPLASH IN ENG. COMP. INSTALL REVISED SPLASH SHIELD (91-2-264)
- 1991-10-11: GRILLE MOUNTING TABS BREAK (APPLY SEALER TO BOLTS) (91-2-269)
- 1991-10-02: DEXRON IIE A/T FLUID PREFERRED (GENERAL INFORMATION) (92-26-7A)
- 1991-10-02: DEXRON IIE A/T FLUID PREFERRED (GENERAL INFORMATION) (92-7-100)
- 1991-09-30: 3-4 CLUTCH/2-4 BAND SERVICE INFORMATION/SERVICE PROCEDURES (91-7-113)
- 1991-09-20: HARD STARTING COLD-6.2L DIESEL (INSTALL NEW REGULATOR/PUMP) (89-329-6)
- 1991-09-20: HARD STARTING COLD-6.2L DIESEL (INSTALL NEW REGULATOR/PUMP) (92-662-100)
- 1991-08-30: FLUID LEAKING FROM TRANS VENT (DIAGNOSTIC TIPS/SERVICE INFO) (90-431-7A)
- 1991-08-30: FLUID LEAKING FROM TRANS VENT (DIAGNOSTIC TIPS/SERVICE INFO) (90-73L80-108)
- 1991-08-15: LOCKING DIFFERENTIAL LUBRICANT (SERVICE INFORMATION) (91-4-109)
- 1991-08-14: SERVICE GUILD: COOLANT RECYCLING UPDATE (91-0-106)
- 1991-08-12: 3-4 CLUTCH/2-4 BAND SERVICE (INFORMATION/PROCEDURES) (91-399-7A)
- 1991-08-12: 3-4 CLUTCH/2-4 BAND SERVICE (INFORMATION/PROCEDURES) (91-74L60-109)
- 1991-08-09: SERVICE GUILD: DETECTING ELECT INTERMITTENTS DIAGNOSTIC (92-05-8A)
- 1991-08-09: SERVICE GUILD: DETECTING ELECT INTERMITTENTS DIAGNOSTIC (92-8-102)
- 1991-08-08: SERVICE GUILD: EVALUATING PEENED SPACER PLATE (91-396-7A)
- 1991-08-08: SERVICE GUILD: EVALUATING PEENED SPACER PLATE (91-7-115)
- 1991-08-01: NEW OUTPUT SHAFTS & SEALS (PRODUCT SERVICE INFORMATION) (91-390-7A)
- 1991-08-01: NEW OUTPUT SHAFTS & SEALS (PRODUCT SERVICE INFORMATION) (91-74L60-108)
- 1991-07-26: AC DELCO ADVANCE EXCHANGE PROGRAMS (REVIEW) (91-388-0A)
- 1991-07-26: LOCKING DIFFERENTIAL LUBRICANT REAR AXLE CHATTER (91-370-0B)
- 1991-07-24: DAMAGED ECM/PCM MIS-DIAGNOSIS INCORRECT 'TAP-TESTING' (91-384-6E)
- 1991-07-24: DAMAGED ECM/PCM MIS-DIAGNOSIS INCORRECT 'TAP-TESTING' (91-6-121)
- 1991-07-22: FRT. SUSP. BOTTOMING NOISE (INSTALL AIR CYLINDER) (93-3C-105)
- 1991-06-28: TRANS. STUCK IN 1ST GEAR (INSTALL RETAINING RING) (91-371-7A)
- 1991-06-28: TRANS. STUCK IN 1ST GEAR (INSTALL RETAINING RING) (91-74L60-106)
- 1991-06-11: INFORMATION ON STATE EMISSION TESTING FOR ALL MODELS (91-344-6E)
- 1991-06-11: INFORMATION ON STATE EMISSION TESTING FOR ALL MODELS (91-6-120)
- 1991-05-23: INFO ON NON-FACTORY INSTALLED HYDRAULIC PARKING BRAKE (91-326-5)
- 1991-05-23: INFO ON NON-FACTORY INSTALLED HYDRAULIC PARKING BRAKE (91-5-140)
- 1991-05-15: BINDING OR INOP REVERSE STUCK 3-4 SEQ. VALVE 2-3 SHIFT (91-74L60-104)
- 1991-05-10: SERVICE GUILD: HIGH VOL.-LOW PRESSURE PAINT APPLICATION (91-334-10)
- 1991-05-10: SERVICE GUILD: HIGH VOL.-LOW PRESSURE PAINT APPLICATION (91-2-206)
- 1991-04-30: NEW TRANS LEVEL INDICATOR (AVAILABILITY/SERVICING) (90-74T60-125)
- 1991-04-30: A/C REFRIGERANT LOSS DUE TO LOOSE/MISS. ACCESS FITTING CAP (91-1-123)
- 1991-04-19: DAMAGE TO ECM/PCM CIRCUIT BOARD WHEN INSTALLING MEM-CAL (91-318-6E)
- 1991-04-19: DAMAGE TO ECM/PCM CIRCUIT BOARD WHEN INSTALLING MEM-CAL (91-6-117)
- 1991-04-15: CLEANING OF UPPER I/P SURFACES CLEANING PROCEDURES (91-285-0A)
- 1991-04-15: CLEANING OF UPPER I/P SURFACES CLEANING PROCEDURES (91-2-197)
- 1991-04-10: INTERMEDIATE SIDE DOOR RATTLE INSTALL INSULATORS ON LOCK ROD (91-281-10)
- 1991-04-10: INTERMEDIATE SIDE DOOR RATTLE INSTALL INSULATORS ON LOCK ROD (91-2-190)
- 1991-03-12: PAINT ETCHING/STAINING AND PERMANENT WATER SPOTTING (91-251-0B)
- 1991-03-12: PAINT ETCHING/STAINING AND PERMANENT WATER SPOTTING (91-2-175)
- 1991-03-12: CHECKING CLEAR COAT THICKNESS BEFORE & AFTER PAINT FINESSE (91-2-181)
- 1991-02-28: CAMPAIGN: MANDATORY SCHOOL BUS EQUIPMENT P/G3 (DUAL HORNS) (0R21)
- 1991-02-20: NEW TRAN.FLUID LEVEL INDICATOR INDICATOR SEALS AT FILL TUBE (90-406-7A)
- 1991-02-20: INOP INTER. SWING-OUT DOOR REPLACE LOCK ROD ASSY. (91-220-10)
- 1991-02-20: NEW TRAN.FLUID LEVEL INDICATOR INDICATOR SEALS AT FILL TUBE (90-73L80-106)
- 1991-02-20: TRANS. FLUID LEVEL INDICATOR (INDICATOR SEALS AT FILL TUBE) (90-74L60-115)
- 1991-02-20: INOP INTER. SWING-OUT DOOR REPLACE LOCK ROD ASSY. (91-2-162)
- 1991-02-15: NO START/VEHICLE BATTERY DEAD PARASITIC CURRENT DRAIN TEST (91-213-6D)
- 1991-02-15: INFO ON MULTEC FUEL INJECTORS DO NOT CLEAN MULTEC INJECTORS (91-217-6E)
- 1991-02-15: INFO ON MULTEC FUEL INJECTORS DO NOT CLEAN MULTEC INJECTORS (91-6-111)
- 1991-02-15: NO START/VEHICLE BATTERY DEAD PARASITIC CURRENT DRAIN TEST (91-8-172)
- 1991-02-07: SERVICE REPLACEMENT TRANS.ASSY (SRTA) PROGRAM PROCEDURES (90-402-7A)
- 1991-02-07: SERVICE REPLACEMENT TRANS.ASSY (SRTA) PROGRAM PROCEDURES (90-73L80-105)
- 1990-12-31: CHATTERING WIPER BLADES OR WIPEABILITY (91-126-8E)
- 1990-12-31: CHATTERING WIPER BLADES OR WIPEABILITY (91-2-123)
- 1990-12-31: BRAKE EFFECTIVENESS AFTER ROTOR REFINISHING (91-5-109)
- 1990-12-31: CHANGE IN BRAKE EFFECTIVENESS AFTER BRAKE WORK (91-133-5)
- 1990-10-15: SERVICE REPLACEMENT TRANS ASSY (SRTA) UPDATE (90-372-7A)
- 1990-09-21: DIRECT CLUTCH DISTRESS CAUSE & CORRECTION OUTLINED (90-357-7A)
- 1990-09-21: CHECKING CONNECTOR TERMINAL CONTACT - METRI - PACK (91-85-8A)
- 1990-09-21: DIRECT CLUTCH DISTRESS CAUSE & CORRECTION OUTLINED (90-73L80-104)
- 1990-09-21: CHECKING CONNECTOR TERMINAL CONTACT - METRI - PACK (91-8-108)
- 1990-08-15: ENG. NO START AFTER EXTENDED STORAGE (VITON HOSE KIT) (90-335-6A)
- 1990-08-15: ENG. NO START AFTER EXTENDED STORAGE (VITON HOSE KIT) (90-6-113)
- 1990-07-05: FRONT TIRE WEAR-LIGHT DUTY TRUCKS-ROTATION RECOMMENDED (91-26-3E)
- 1990-06-29: COATED WHEEL WEIGHTS FOR ALUMINUM WHEELS (91-35-3E)
- 1990-06-29: COATED WHEEL WEIGHTS FOR ALUMINUM WHEELS (90-3-127)
- 1990-04-23: RESTRICTION SWITCH ELIMINATED FROM FUEL FILTER BASE-P/N (90-208-6E)
- 1990-04-23: RESTRICTION SWITCH ELIMINATED FROM FUEL FILTER BASE-P/N (90-662-100)
- 1990-04-12: FRONT TIRE WEAR LIGHT DUTY TRUCKS -ROTATION RECOMMENDED (90-3-120)
- 1990-04-11: INSTALLATION GUIDELINES FOR AFTERMARKET ACCESSORIES (91-10-8A)
- 1990-04-11: INSTALLATION GUIDELINES FOR AFTERMARKET ACCESSORIES (90-8-184)
- 1990-04-06: SERVICE GUILD: RECONSTITUTED ANTI-FREEZE TESTING (91-09-0A)
- 1990-04-06: SERVICE GUILD: RECONSTITUTED ANTI-FREEZE TESTING (90-6-107)
- 1990-03-21: PARASITIC DRAIN ON BATTERY AMMETER CONNECTING PROCEDURE (91-14-8A)
- 1990-03-21: PARASITIC DRAIN ON BATTERY AMMETER CONNECTING PROCEDURE (90-8-170)
- 1990-03-15: MANUAL UPDATE-SEC. 6E1/6E2/6E3 CODE 33,34,63,64 (NON-TURBOS) (90-199-6E)
- 1990-03-15: MANUAL UPDATE-SEC. 6E1/6E2/6E3 CODE 33,34,63,64 (NON-TURBOS) (90-6-105)
- 1990-03-15: NEW ON-VEHICLE SERV. PROC. REMOVE REAR CASE OR EXT. BUSH (90-7200-100)
- 1990-02-09: INSTRUMENT PANEL DELAMINATION RH & LH DASH DISTORTION OUTLET (90-173-10)
- 1990-02-09: INSTRUMENT PANEL DELAMINATION RH & LH DASH DISTORTION OUTLET (90-2-144)
- 1990-01-30: NEW ON-VEHICLE SERV. PROCEDURE REMOVE REAR CASE OR EXT. BUSH (90-162-7A)
- 1990-01-30: NEW ON-VEHICLE SERV. PROCEDURE REMOVE REAR CASE OR EXT. BUSH (90-7700-107)
- 1990-01-04: LOCKING DIFFERENTIAL (G80) LUBRICANT SERVICE INFORMATION (90-4-103)
- 1989-12-12: 2-4 BAND CHANGES APPLY/ANCHOR BRACKETS AND NEW LUBE WINDOW (90-121-7A)
- 1989-12-12: 2-4 BAND CHANGES APPLY/ANCHOR BRACKETS AND NEW LUBE WINDOW (90-7700-106)
- 1989-11-28: CRANKSHAFT SPROCKET KEY SHEAR (VIBR. DAMPERS COMING LOOSE) (89-54-6A)
- 1989-11-28: CRANKSHAFT SPROCKET KEY SHEAR (VIBR. DAMPERS COMING LOOSE) (89-662-101)
- 1989-11-09: LOOSE CARPET ON SIDE WALL TRIM PADS (REPAIR PROCEDURE) (90-92-10)
- 1989-11-09: LOOSE CARPET ON SIDE WALL TRIM PADS (REPAIR PROCEDURE) (90-2-114)
- 1989-10-17: LTG REQUEST FOR REVIEW UPDATES JULY THRU OCT. 1989 (90-127-0A)
- 1989-10-09: BINDING OR INOPER. IN REVERSE STUCK 4-3 SEQ. VALVE/2-3 SHIFT (89-271-7A)
- 1989-10-02: BINDING OR INOP. IN REVERSE STUCK 4-3 SEQ. VALVE/2-3 SHIFT (89-7700-108)
- 1989-09-27: SERVICE GUILD: USE OF FUEL WITH 15% MTBE IN ALL GM VEH. (89-268-0B)
- 1989-09-18: PACKARD 32 WAY CONNECTOR IDENTIFICATION APPLICATIONS (89-8-206)
- 1989-09-15: PACKARD CONNECTOR I.D. FOR ALL ECM'S WITH 32 WAY CONNECTORS (90-56-8)
- 1989-09-15: PACKARD CONNECTOR I.D. FOR ALL ECM'S WITH 32 WAY CONNECTORS (90-8-103)
- 1989-08-18: SERVICE GUILD: RECONSTITUTED ANTI-FREEZE INFORMATION (90-49-6B)
- 1989-08-18: SERVICE GUILD: RECONSTITUTED ANTI-FREEZE INFORMATION (90-0-101)
- 1989-08-10: CFC REDUCTION AND REFRIGERANT RECOVERY (RECYCLING PROGRAM) (89-253-1B)
- 1989-08-10: CFC REDUCTION AND REFRIGERANT RECOVERY (RECYCLING PROGRAM) (89-1-126)
- 1989-08-03: NO COLD START CAPABILITY WHEN GLOW PLUG WAIT IS NOT OBSERVED (89-264-6)
- 1989-08-03: NO COLD START CAPABILITY WHEN GLOW PLUG WAIT IS NOT OBSERVED (89-662-104)
- 1989-07-24: FRONT SUSP. BOTTOMING OVER BUMPS (INSTALL AIR CYLINDERS) (89-3-126)
- 1989-07-16: LTG REQUEST FOR REVIEW UPDATES 1989 FEB. THRU JUNE 1989 (90-34-0A)
- 1989-06-09: PROPER USAGE OF SPACER PLATE GASKETS IN OVERHAUL KIT (89-203-7A)
- 1989-06-09: PROPER USAGE OF SPACER PLATE GASKETS IN OVERHAUL KIT (89-7700-106)
- 1989-05-31: EVALUATING DRIVELINE VIBRATION (DIAGNOSIS FAULT TREE) (89-199-4A)
- 1989-05-31: EVALUATING DRIVELINE VIBRATION (DIAGNOSIS FAULT TREE) (89-0-116)
- 1989-05-12: OIL FILTER LEAKAGE PROPER INSTALLATION PROCEDURE (90-216-6)
- 1989-05-12: OIL FILTER LEAKAGE PROPER INSTALLATION PROCEDURE (89-6-115)
- 1989-05-05: REVISE CODE 35/CHT C-2 IAC CHT ALL 82-89 W/IAC SYSTEM (89-177-6E)
- 1989-05-05: REVISE CODE 35/CHT C-2 IAC CHT ALL 82-89 W/IAC SYSTEM (89-6-112)
- 1989-04-27: FRONT BRAKE NOISE REVISED PROCEDURE (89-164-5)
- 1989-04-27: FRONT BRAKE NOISE REVISED PROCEDURE (89-5-117)
- 1989-04-16: MOAN NOISE WITH A/C ON INSTALL NEW COMPRESSOR PULLEY (88-413-1B)
- 1989-04-16: MOAN NOISE WITH A/C ON INSTALL NEW COMPRESSOR PULLEY (88-1-120)
- 1989-03-31: LIGHT BRAKE DRAG-may BE BRAKE SWITCH ADJUSTMENT (89-262-5)
- 1989-03-31: LIGHT BRAKE DRAG-may BE BRAKE SWITCH ADJUSTMENT (89-5-116)
- 1989-03-21: BRAKE BOOSTER PUSH ROD HEIGHT GAGE (REVISED GAGE) (89-132-5)
- 1989-03-21: BRAKE BOOSTER PUSH ROD HEIGHT GAGE (REVISED GAGE) (89-5-115)
- 1989-03-15: FRONT BRAKE CALIPERS (NEW P/N) (88-398-5)
- 1989-03-15: FRONT BRAKE CALIPERS (NEW P/N) (88-5-140)
- 1989-02-22: NEW CASE ASSEMBLY (PRESSURE TAPS ELIMINATED) (89-116-7A)
- 1989-02-22: NEW CASE ASSEMBLY (PRESSURE TAPS ELIMINATED) (89-7700-104)
- 1989-02-15: NO ENGINE BRAKING IN DRIVE NEW PISTON-FRONT ACCUMULATOR (88-378-7A)
- 1989-02-15: NO ENGINE BRAKING IN DRIVE NEW PISTON-FRONT ACCUMULATOR (897400-100)
- 1989-02-09: A/C REFRIGERANT LOSS DUE TO LOOSE/ MISSING ACCESS FIT. CAP (89-127-1B)
- 1989-02-09: A/C REFRIGERANT LOSS DUE TO LOOSE/ MISSING ACCESS FIT. CAP (89-1-112)
- 1989-02-03: THM 400/475 PRODUCT UPDATE BOOK (89-7400-104)
- 1989-02-01: LABOR TIME GUIDE REQUEST FOR REVIEW CHANGES-sepT/JAN (89-90-0A)
- 1989-01-10: CAST ALUMINUM WHEEL POROSITY (REPAIR PROC. & SEALER) (89-3-105)
- 1988-12-19: NEW CONTROL VALVE ASSEMBLY ELIMINATION OF TCC BORE (89-63-7A)
- 1988-12-19: PARK/NEUTRAL TO REVERSE SHIFT FEEL (REPAIR DESCRIBED (88-408-7A)
- 1988-12-19: PARK/NEUTRAL TO REVERSE SHIFT FEEL (REPAIR DESCRIBED (89-7400-103)
- 1988-12-19: NEW CONTROL VALVE ASSEMBLY ELIMINATION OF TCC BORE (89-7700-102)
- 1988-12-01: STARTER GRINDS/CLASHES NEW STARTER DRIVE & FLEXPLATE (88-305-6D)
- 1988-12-01: STARTER GRINDS/CLASHES NEW STARTER DRIVE & FLEXPLATE (88-643-108)
- 1988-10-21: NO COLD START OR HOT RESTART DIAGNOSIS/PART NUMBER (89-39-6E)
- 1988-10-21: NO COLD START OR HOT RESTART DIAGNOSIS/PART NUMBER (89-662-100)
- 1988-10-07: PUMP FLUID LEAK FRONT PUMP BUSHING WALKOUT (88-371-7A)
- 1988-10-07: BRAKE LEAD DIAGNOSIS INFORMATION (89-44-5)
- 1988-10-07: BRAKE LEAD DIAGNOSIS INFORMATION (89-5-101)
- 1988-10-07: PUMP FLUID LEAK FRONT PUMP BUSHING WALKOUT (89-7400-101)
- 1988-08-26: DISC BRAKE NOISE GUIDELINES/DESCRIPTIONS (88-340-5)
- 1988-08-26: DISC BRAKE NOISE GUIDELINES/DESCRIPTIONS (88-5-125)
- 1988-08-08: ELECTROSTATIC DISCHARGE DAMAGE TO ECM (INFO. TO PREVENT) (88-8-168)
- 1988-07-25: STARTER GRINDS/CLASHES WHEN CRANKING-NEW DRIVE P/N (88-650-112)
- 1988-07-25: STARTER GRINDS/CLASHES WHEN CRANKING-NEW DRIVE P/N (88-657-113)
- 1988-07-18: SERVICE REPLACEMENT TRANSMISSION ASSEMBLY UPDATE (88-7-108)
- 1988-06-24: ELECTROSTATIC DISCHARGE DAMAGE TO ECM (INFO.TO PREVENT) (88-283-6E)
- 1988-06-24: ELECTROSTATIC DISCHARGE DAMAGE TO ECM (INFO.TO PREVENT) (88-6-118)
- 1988-06-20: HOOD SHEET METAL MOVEMENT/ VIBRATION(NEW ADHESIVE AVAIL.) (88-286-10)
- 1988-06-20: HOOD SHEET METAL MOVEMENT/ VIBRATION(NEW ADHESIVE AVAIL.) (88-2-195)
- 1988-06-16: MISLABELED CONNECTOR MAY CAUSE DIAGNOSIS CONFUSION (88-302-6E)
- 1988-06-16: MISLABELED CONNECTOR MAY CAUSE DIAGNOSIS CONFUSION (88-8-159)
- 1988-06-06: SERVICE MANUAL UPDATE UNSTABLE OR INCORRECT IDLE (88-269-6E)
- 1988-06-06: SERVICE MANUAL UPDATE UNSTABLE OR INCORRECT IDLE (88-6-117)
- 1988-05-12: ENGINE COOLING SYSTEM LEAKS (DIAGNOSIS INFORMATION) (88-245-6B)
- 1988-05-12: ENGINE COOLING SYSTEM LEAKS (DIAGNOSIS INFORMATION) (88-6-115)
- 1988-05-03: WINDSHIELD RETENTION (USE URETHANE BOND) (88-243-10)
- 1988-05-03: WINDSHIELD RETENTION (USE URETHANE BOND) (88-2-193)
- 1988-04-27: ENGINE VIBRATION OR MOAN NOISE (REPAIR PROCEDURE) (88-221-6)
- 1988-04-27: ENGINE VIBRATION OR MOAN NOISE (REPAIR PROCEDURE) (88-643-104)
- 1988-03-21: ERRATIC OR NO UPSHIFT NEW GOVERNOR DRIVEN GEAR (88-7700-102)
- 1988-03-18: INSUFFICIENT A/C COOLING DIAGNOSIS AND REPAIR (88-181-1B)
- 1988-03-18: INSUFFICIENT A/C COOLING DIAGNOSIS AND REPAIR (88-1-123)
- 1988-03-15: BURNED FORWARD AND/OR DIRECT CLUTCH (INSTALL NEW P/N) (88-155-7A)
- 1988-03-15: BURNED FORWARD AND/OR DIRECT CLUTCH (INSTALL NEW P/N) (88-7400-103)
- 1988-02-29: ENG. MISS,HESITATION & ROUGH PIERCED SEC. IGN. COMPONENTS (88-6-106)
- 1988-02-22: ERRATIC OR NO UPSHIFT NEW GOVERNOR DRIVEN GEAR (88-161-7A)
- 1988-02-22: ERRATIC OR NO UPSHIFT NEW GOVERNOR DRIVEN GEAR (88-7400-101)
- 1988-02-01: ENG. MISS, HESITATION & ROUGH PIERCED SEC. IGN. COMPONENTS (88-138-6D)
- 1987-12-01: DAMAGE TO WIRING TERMINALS ON ENGINE SENSORS-METRI-PACK 150 (88-101-8A)
- 1987-12-01: DAMAGE TO WIRING TERMINALS ON ENGINE SENSORS-METRI-PACK 150 (88-8-117)
- 1987-11-16: TIRE WARRANTIES IRREGULAR/PREMATURE WEAR (88-116-3E)
- 1987-11-16: TIRE WARRANTIES IRREGULAR/PREMATURE WEAR (88-3-104)
- 1987-11-11: DOWNHILL DECELERATION SURGE DELIVERY VALVE REPAIR (87-240-6C)
- 1987-11-11: DOWNHILL DECELERATION SURGE DELIVERY VALVE REPAIR (87-662-100)
- 1987-10-19: NEW OIL PUMP VANES 200 4R 700 R4- NEW P/N (87-7700-109)
- 1987-10-19: INSTRUMENT CLUSTER EXCHANGE PROGRAM INFORMATION (88-8-106)
- 1987-09-15: REVISED 700R4 FILTER NOISE- WHINE(NEW FILTER & SEAL P/N) (87-247-7A)
- 1987-09-15: NEW OIL PUMP VANES 2004R 700R4 - NEW PART NUMBER (88-56)
- 1987-09-15: DIESEL ENGINE GLOW PLUG SYSTEM DIAGNOSIS (88-49)
- 1987-09-15: NEW OIL PUMP VANES 2004R 700R4 - NEW PART NUMBER (87-7200-106)
- 1987-09-15: DIESEL ENGINE GLOW PLUG SYSTEM DIAGNOSIS (88-662-100)
- 1987-09-15: REVISED 700R4 FILTER NOISE- WHINE(NEW FILTER & SEAL P/N) (88-7700-100)
- 1987-09-04: ECM RESET/ FAILURE DIAGNOSIS INFORMATION (87-6-117)
- 1987-08-31: NEW DESIGN CYL. HEAD GASKETS 90 DEGREE 'V' ENGINES (87-650-115)
- 1987-08-31: NEW DESIGN CYL. HEAD GASKETS 90 DEGREE 'V' ENGINES (87-657-110)
- 1987-08-31: ENGINE OVERHEATS- POSSIBLE INCORRECT THERMOSTAT INSTALLED (87-674-102)
- 1987-08-18: FUEL PUMP RUN-ON AFTER ENGINE TURNED OFF (87-210)
- 1987-08-14: SERVICE GUILD: SERVICE REPL. ECM WITH PROM INSTALLED (88-42)
- 1987-08-10: NEW DESIGN CYL. HEAD GASKETS 90 DEGREE 'V' ENGINES (87-204)
- 1987-08-10: NEW DESIGN CYL. HEAD GASKETS 90 DEGREE 'V' ENGINES (87-643-105)
- 1987-08-06: TIRE & PROPSHAFT SPEED REFERENCE CHART-LIGHT TRUCKS (88-45)
- 1987-08-01: ENGINE OVERHEATS -POSSIBLE INCORRECT THERMOSTAT INSTALLED (87-218)
- 1987-08-01: ENGINE OVERHEATS -POSSIBLE INCORRECT THERMOSTAT INSTALLED (87-6-504)
- 1987-07-31: TRAILER BRAKES INFORMATION (88-36)
- 1987-07-31: TRAILER BRAKES INFORMATION (88-5-100)
- 1987-07-07: FRONT BRAKE NOISE OR SQUEAL INSTALL NOISE INSULATED PADS (87-173)
- 1987-07-07: FRONT BRAKE NOISE OR SQUEAL INSTALL NOISE INSULATED PADS (87-5-114)
- 1987-07-01: ANALYSIS OF ENGINES WITH INTERNAL SLUDGE ACCUMULATION (87-182)
- 1987-06-19: NEW SECOND SERVO APPLY PIN 700R4- SEAL ELIMINATION (87-177)
- 1987-06-19: NEW SECOND SERVO APPLY PIN 700R4- SEAL ELIMINATION (87-7700-108)
- 1987-06-08: CRANKSHAFT PULLEY NOISE REPAIR PROCEDURE (86-650-112)
- 1987-06-08: NEW DESIGN CRANKSHAFT PULLEY (86-657-109)
- 1987-06-03: TIRE COMPANY ASSISTANCE PROGRAM (87-158)
- 1987-05-18: FLUID LEAKS AT SPEEDO DRIVEN GEAR/ADAPTER AREA (87-7400-100)
- 1987-05-18: FLUID LEAKS AT SPEEDO DRIVEN GEAR/ADAPTER AREA (87-7700-106)
- 1987-05-14: NEW ECM TEST PROCEDURES ALL ECM EQUIPPED VEHICLES (87-150)
- 1987-05-14: NEW ECM TEST PROCEDURES ALL ECM EQUIPPED VEHICLES (87-6-115)
- 1987-05-14: WARM/HOT HESITATION FUEL VAPOR CONTROL KIT (P/N) (86-238)
- 1987-05-14: WARM/HOT HESITATION FUEL VAPOR CONTROL KIT (P/N) (86-650-113)
- 1987-04-14: BALANCING LIGHT DUTY TRUCK WHEELS WITH CONE ATTACHMENT (87-118)
- 1987-04-10: OIL CONTAMINATED BY GAS OIL CHANGE REQUIREMENTS (87-129)
- 1987-04-02: FLUID LEAKS AT SPEEDO DRIVE GEAR AND ADAPTER AREA (87-138)
- 1987-04-02: FLUID LEAKS AT SPEEDO DRIVE GEAR AND ADAPTER AREA (87-7200-101)
- 1987-03-25: EATON LOCKING DIFFERENTIAL NEW DESIGN FEATURE OUTLINED (87-T-90)
- 1987-03-25: EATON LOCKING DIFFERENTIAL NEW DESIGN FEATURE OUTLINED (87-4-102)
- 1987-03-16: CAST ALUMINUM WHEEL POROSITY REPAIR AND SEALER REVISED (89-59-3E)
- 1987-03-16: CAST ALUMINUM WHEEL POROSITY REPAIR AND SEALER REVISED (87-3-115)
- 1987-03-13: SHIMMY - SHAKE COMMENT REVISED IDLER ARM INSPECTION (87-T-87)
- 1987-03-13: SHIMMY - SHAKE COMMENT REVISED IDLER ARM INSPECTION (87-3-117)
- 1987-02-25: CHARGE INDICATOR LAMP DIAGNOSIS CHECK OUTLINED (87-82)
- 1987-02-25: CHARGE INDICATOR LAMP DIAGNOSIS CHECK OUTLINED (87-6-109)
- 1987-02-12: SEAT BELT LENGTH CHANGE 'UPFITTERS' RESPONSIBILITIES (87-T-74)
- 1987-02-12: SEAT BELT LENGTH CHANGE 'UPFITTERS' RESPONSIBILITIES (87-2-127)
- 1987-01-21: PUMP WHINE OR MOAN NOISE NEW PUMP DESIGN/THM 700-R4 (87-66)
- 1987-01-21: PUMP WHINE OR MOAN NOISE NEW PUMP DESIGN/THM 700-R4 (87-7700-100)
- 1987-01-16: SLIP OR LOSS OF DRIVE NEW SPRAG RACE AND HUB ASSY. (86-220)
- 1987-01-16: SLIP OR LOSS OF DRIVE NEW SPRAG RACE AND HUB ASSY. (86-7700-108)
- 1987-01-08: TV SYSTEM DIAG.-ALL A/T EXCEPT THM 180,350,400 (87-55)
- 1987-01-08: TV SYSTEM DIAG.-ALL A/T EXCEPT THM 180,350,400 (87-7-101)
- 1986-12-17: SQUEAL OR POPPING NOISE CRANKSHAFT PULLEY AREA (86-T-214)
- 1986-12-17: SQUEAL OR POPPING NOISE CRANKSHAFT PULLEY AREA (86-643-106)
- 1986-12-15: INSTRUMENT CLUSTER EXCHANGE PROGRAM INFORMATION (87-8-113)
- 1986-12-04: ENGINE SURGE AFTER HOT SOAK CARB. PRIMARY METERING JETS (86-222)
- 1986-11-17: WORN OR BROKEN A/C BELT INCORRECT A/C BELT INSTALLED (86-T-204)
- 1986-11-17: WORN OR BROKEN A/C BELT INCORRECT A/C BELT INSTALLED (86-6-139)
- 1986-11-07: VIBRATION DIAGNOSIS 'REED' TACHOMETER INFORMATION (87-139)
- 1986-11-06: OIL LEAK AT OIL PAN DRAIN PLUG V-8, V6, OHV L4 CARS & TRUCKS (86-118)
- 1986-11-06: OIL LEAK AT OIL PAN DRAIN PLUG V-8, V6, OHV L4 CARS & TRUCKS (86-6-122)
- 1986-10-31: REPETITIVE INOP A/C COMPRESSOR FLUSHING PROCEDURE REVISED (87-21)
- 1986-10-31: BRAKE MASTER CYLINDER COVER LEAKAGE - NEW PARTS (86-T-196)
- 1986-10-31: BRAKE MASTER CYLINDER COVER LEAKAGE - NEW PARTS (86-5-123)
- 1986-10-31: REPETITIVE INOP A/C COMPRESSOR FLUSHING PROCEDURE REVISED (87-1-102)
- 1986-10-20: USE OF UNLEADED GASOLINE IN VEHICLES USING LEADED GAS (87-6-100)
- 1986-09-29: TIMING CHAIN COVER OIL LEAK R AND R PROCEDURE CHANGE (86-650-105)
- 1986-09-24: CHATTERING WIPER BLADES CLEAN BLADES/GLASS (84-102)
- 1986-09-24: REVISED:CHATTERING BLADES CLEAN BLADES/GLASS (84-2-140)
- 1986-09-24: CHATTERING WIPER BLADES CLEAN BLADES/GLASS (87-2-106)
- 1986-09-23: COLOR COAT CHIPS OFF GUIDELINES FOR INSPECTION (87-09)
- 1986-09-23: USE OF UNLEADED GASOLINE VEHICLES USING LEADED GAS (87-0-104)
- 1986-09-23: COLOR COAT CHIPS OFF GUIDELINES FOR INSPECTION (87-2-101)
- 1986-09-19: ELEC. DOOR LOCK SWITCH 2 DIFF. TYPE OF CLIP P/N'S (86-182)
- 1986-09-19: ELEC. DOOR LOCK SWITCH 2 DIFF. TYPE OF CLIP P/N'S (86-8-155)
- 1986-09-17: FLUID LEAKS FROM OIL PUMP BODY NEW SEAL ASSY.&RETAINER AVAIL. (86-188)
- 1986-09-17: FLUID LEAKS FROM OIL PUMP BODY NEW SEAL ASSY.&RETAINER AVAIL. (86-7700-107)
- 1986-09-15: PAINT/CARE OF CAR FINISHES ALL VEHICLES AFFECTED (87-2-100)
- 1986-09-06: NO UPSHIFT AFTER A PART OR FULL THROTTLE DETENT (86-169)
- 1986-09-06: NO UPSHIFT AFTER A PART OR FULL THROTTLE DETENT (86-7200-103)
- 1986-09-04: A/T OIL COOLER FLUSHING ALL THM A/T MODELS (86-164)
- 1986-09-04: A/T OIL COOLER FLUSHING ALL THM A/T MODELS (87-7-100)
- 1986-09-01: NO UPSHIFT CONDITION AFTER DOWNSHIFT AUTO. TRANSMISSION (86-159)
- 1986-09-01: CAMPAIGN: PUSH-PULL HEADLIGHT SWITCH DEFECTIVE (86-C-05A)
- 1986-08-28: COLOR SANDING NOT RECOMMENDED BASECOAT/CLEARCOAT VEHICLES (86-168)
- 1986-08-28: SQUEAK NOISE IN STEERING WHEEL LUBRICATE TILT WHEEL ASSEMBLY (87-07)
- 1986-08-28: SERVICE GUILD: ELECTROSTATIC DISCHARGE DAMAGE (87-08)
- 1986-08-28: SQUEAK NOISE IN STEERING WHEEL LUBRICATE TILT WHEEL ASSEMBLY (87-3-100)
- 1986-08-28: SERVICE GUILD: ELECTROSTATIC DISCHARGE DAMAGE (87-8-102)
- 1986-08-18: SERVICE MANUAL REVISION HEAD BOLT TORQUE (86-670-100)
- 1986-08-18: SERVICE MANUAL REVISION HEAD BOLT TORQUE (86-674-100)
- 1986-08-05: CONSISTENT SHIFT POINTS NEW SEALS & PISTONS PART NOS. (86-148)
- 1986-08-05: CONSISTENT SHIFT POINTS NEW SEALS & PISTONS PART NOS. (86-7700-106)
- 1986-07-23: DELCO FREEDOM BATTERY DIAGNOSIS-CHARGING INFORMATION (86-187)
- 1986-07-23: DELCO FREEDOM BATTERY DIAGNOSIS-CHARGING INFORMATION (87-8-109)
- 1986-07-22: HEAD BOLT TORQUE INCORRECT IN SERVICE MANUAL (86-142)
- 1986-07-22: HEAD BOLT TORQUE INCORRECT IN SERVICE MANUAL (86-660-100)
- 1986-07-17: SPARK PLUG USAGE INFORMATION P/N'S AND GAP SETTINGS (86-137)
- 1986-07-17: CEL CODE 23,24 OR 54 4.3,5.0,5.7 - CALIF.EMISSIONS (86-140)
- 1986-07-17: SPARK PLUG USAGE INFORMATION P/N'S AND GAP SETTINGS (86-6-123)
- 1986-07-15: TRANSMISSION BULLETIN SUMMARY LISTING (86-92)
- 1986-07-15: TRANSMISSION BULLETIN SUMMARY LISTING (86-7-105)
- 1986-07-10: SWING-OUT SIDE CARGO DOOR CONTACTS BODY WHEN OPENED (86-132)
- 1986-07-10: SWING-OUT SIDE CARGO DOOR CONTACTS BODY WHEN OPENED (86-2-157)
- 1986-07-03: LEAD CONTENT PHASEDOWN EPA REGULATION (86-85)
- 1986-06-30: THROTTLE LEVEL ACTUATOR (THROTTLE KICKER) (86-650-106)
- 1986-06-30: THROTTLE LEVER ACTUATOR CHECKING PROCEDURE (86-657-102)
- 1986-06-25: FLUID LEAKS FROM FILL TUBE NEW OIL DEFLECT ON CONTROL VLV (86-134)
- 1986-06-25: FLUID LEAKS FROM FILL TUBE NEW OIL DEFLECT ON CONTROL VLV (86-7700-105)
- 1986-06-20: CLEAR COAT ON ALUMINUM WHEELS REPAIR PROCEDURE OUTLINED (86-131R)
- 1986-06-20: CLEAN, PAINT AND COAT ALL MODELS W/ ALUMINUM WHEELS (84-127)
- 1986-06-20: CLEAN, PAINT & COATING OF ALUMINUM WHEELS (85-3-118)
- 1986-06-16: IRREGULAR/PREMATURE TIRE WEAR REPAIR/ROTATION PROCEDURE (86-90)
- 1986-06-16: FRONT TIMING CHAIN COVER REMOVAL AND REINSTALLATION (86-657-101)
- 1986-05-30: PREMATURE BRAKE WEAR-BRAKES ENGAGED AFTER PEDAL RELEASED (86-108)
- 1986-05-30: PREMATURE BRAKE WEAR-BRAKES ENGAGED AFTER PEDAL RELEASED (86-5-113)
- 1986-05-20: THROTTLE KICKER CHECK PROCEDURE UPDATE (86-99)
- 1986-05-20: THROTTLE KICKER CHECK PROCEDURE UPDATE (86-643-101)
- 1986-05-19: ENGINE SURGE AFTER HOT SOAK CARB. PRIMARY METERING JETS (86-650-102)
- 1986-05-16: TIMING CHAIN COVER OIL LEAK R AND R PROCEDURE CHANGE (86-121)
- 1986-05-16: TIMING CHAIN COVER OIL LEAK R AND R PROCEDURE CHANGE (86-643-100)
- 1986-05-12: SERVICE MANUAL SUPPLEMENT REVISED CARBURETOR NUMBERS (86-6-116)
- 1986-05-09: REAR MAIN OIL SEAL LEAK-6.2 DIESEL USE NEW VITON SEAL (86-102)
- 1986-05-09: FRONT PUMP TO CASE OIL LEAK NEW BOLT AND O-RING P/N (86-96)
- 1986-05-09: REAR MAIN OIL SEAL LEAK-6.2 DIESEL USE NEW VITON SEAL (86-662-101)
- 1986-05-09: FRONT PUMP TO CASE OIL LEAK NEW BOLT AND O-RING P/N (86-7700-109)
- 1986-04-28: SCAN TOOL WORKSHOP ALL 1986 VEHICLES (86-6-114)
- 1986-04-23: METRI-PACK 150 TERMINAL TERMINAL REMOVAL INSTRUCTION (86-8-124)
- 1986-04-14: ALUMINUM WHEEL REFINISHING ALL MODELS W/ ALUMINUM WHEELS (86-2-129)
- 1986-04-09: FLUID LEAK DETECTION SPEC. FLUID/BLACK LIGHT USE (86-83)
- 1986-04-09: FLUID LEAK DETECTION SPEC. FLUID/BLACK LIGHT USE (86-0-108)
- 1986-04-07: TCC ENGAGES IN REVERSE STALLS ENGINE / 200-4R (86-7200-102)
- 1986-03-11: NOISE FROM FRONT OF ENGINE CRANKSHAFT PULLEY TORQUE (86-75)
- 1986-03-11: NOISE FROM FRONT OF ENGINE CRANKSHAFT PULLEY TORQUE (86-662-100)
- 1986-03-10: INJECTOR FUEL INJECTOR CLEANER TOOL-J35800 (86-6-111)
- 1986-03-07: TCC ENGAGES IN REVERSE STALLS ENGINE/2004R OR 700R4 (86-55)
- 1986-03-07: DISC BRAKE ROTOR SURFACE REFINISHING PROCEDURES (86-70)
- 1986-03-07: DISC BRAKE ROTOR SURFACE REFINISHING PROCEDURES (86-5-108)
- 1986-03-07: TCC ENGAGES IN REVERSE STALLS ENGINE/2004R OR 700R4 (86-7700-103)
- 1986-02-26: CONTROL VALVE ASSEMBLY CLEANING/SERVICING - ALL A/T (86-49)
- 1986-02-26: CONTROL VALVE ASSEMBLY CLEANING/SERVICING - ALL A/T (86-7-103)
- 1986-02-17: HARSH 1-2 AND 2-3 UP SHIFTS THM 400 (VR-VV) (86-7400-100)
- 1986-02-14: ALTITUDE ADJUSTMENT FOR ENGINE PERFORMANCE (86-46)
- 1986-02-14: ALTITUDE ADJUSTMENT FOR ENGINE PERFORMANCE (86-6-112)
- 1986-01-31: REMANUFACTURED TBI FUEL INJECTORS (APPLICATION) (86-36)
- 1986-01-31: REMANUFACTURED TBI FUEL INJECTORS (APPLICATION) (86-6-129)
- 1986-01-23: AUTOMATIC TRANSMISSION IDENTIFICATION INFORMATION (86-51)
- 1986-01-23: AUTOMATIC TRANSMISSION IDENTIFICATION INFORMATION (86-7-102)
- 1986-01-13: TANDEM DIAPHRAGM POWER BRAKE BOOSTER ASSEMBLY (86-5-105)
- 1986-01-02: ENGINE OIL DISCOLORATION OIL LEAK DETECTION (86-25)
- 1985-12-23: WORK AREA & EQUIP. REQUIREMENT TO OVERHAUL TRANSMISSIONS (86-7-101)
- 1985-12-02: ALTERNATOR WHINE-LEFT CHANNEL MODIFY GROUND TO RADIO (86-22)
- 1985-12-02: ALTERNATOR WHINE-LEFT CHANNEL MODIFY GROUND TO RADIO (86-8-111)
- 1985-12-01: CORRECTION TO DIAGNOSTIC CHARTS SHOP MANUAL (86-14)
- 1985-11-25: DIAGNOSIS USING ALDL FUEL FLOW ERRORS-INTEGRATOR/BLOCK LEARN (86-8)
- 1985-11-25: DIAGNOSIS USING ALDL FUEL FLOW ERRORS-INTEGRATOR/BLOCK LEARN (86-6-101)
- 1985-11-14: FRONT POSITION TIRE WEAR RWD. VEHICLES (ROTATION) (86-13)
- 1985-11-14: FRONT POSITION TIRE WEAR RWD. VEHICLES (ROTATION) (86-3-105)
- 1985-11-13: LUBRICATION OF LOCK CYLINDERS PROPER LUBRICANTS/PRECAUTIONS (86-15)
- 1985-11-13: LUBRICATION OF LOCK CYLINDERS PROPER LUBRICANTS/PRECAUTIONS (86-2-105)
- 1985-10-29: RECOMMENDED RTV SEALANTS P/N'S AND APPLICATIONS (86-10)
- 1985-10-23: DA6 A/C COMPRESSOR REPAIR REPAIR ASSEMBLY P/N (85-157)
- 1985-10-23: HARSH 1-2 AND 2-3 UP SHIFTS THM 400 (VR-VV) (86-37)
- 1985-10-23: HARSH 1-2 AND 2-3 UP SHIFTS THM 400 (VR-VV) (85-7-163)
- 1985-10-23: DA6 A/C COMPRESSOR REPAIR REPAIR ASSEMBLY P/N (86-1-100)
- 1985-10-11: DELAYED ENGAGEMENT-CRUISE III MISDIAGNOSED AS MALFUNCTION (85-146)
- 1985-10-11: DELAYED ENGAGEMENT-CRUISE III MISDIAGNOSED AS MALFUNCTION (85-9-113)
- 1985-10-07: CRACKED PAINT USING RM HIGH SOLIDS RAPID FILTER (86-2-103)
- 1985-10-01: REMOVAL OF TIRE/WHEEL WEIGHT MARKER RESIDUE (85-140)
- 1985-10-01: REMOVAL OF TIRE/WHEEL WEIGHT MARKER RESIDUE (86-3-101)
- 1985-09-03: BASECOAT/CLEARCOAT PAINT PLANT PRODUCTION CHANGES (86-86)
- 1985-09-03: BASECOAT/CLEARCOAT PAINT PLANT PRODUCTION CHANGES (86-2-140)
- 1985-09-01: 1986 NEW PRODUCT SERVICE BULLETIN FORMAT (86-0-100)
- 1985-09-01: 1986 FRENCH LABEL IN INSTALL. INSTRUCTIONS (LIGHT DUTY TRK) (86-0-103)
- 1984-12-17: DIAGNOSIS USING ALDL FUEL FLOW ERRORS-INTEGRATOR/BLOCK LEARN (85-6-126)
- 1984-08-13: EMERGENCY PARTS ORDERING PROCEDURE CLARIFICATION (86-48)