GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2000
🢒
Savana
🢒
Engine
🢒 Engine Controls - 6.5L (L65)
Engine
All Component Locator
Engine Controls Component Views
Engine Controls Components
All Description and Operation
Accelerator Pedal Position Module Description
Air Intake System Description
Crankcase Ventilation System Description
Fuel Supply Component Description
Fuel System Description
Glow Plug System Description
Information Sensors/Switches Description
Powertrain Control Module Description
Serial Data Communications
All Special Tools and Equipment
Special Tools
All Visual Identification
Engine Controls Connector End Views
Powertrain Control Module Connector End Views
Cleaning, Inspection, and Adjustment
Fuel Feed Pipe and Return Pipe Purging
Fuel Injection Pump Timing Adjustment
Fuel Injection Pump Top Dead Center Offset Adjustment
Fuel System Cleaning
Glow Plug System Type Relearn
Diagnostic Procedures
Air Conditioning (A/C) Request Circuit Diagnosis
CDR Valve Test
Contamination Testing
Cruise Control Diagnosis
Cuts Out, Misses
Data Link Connector Diagnosis
Diagnostic Starting Point
Engine Cranks But Does Not Run
Engine Protection System Circuit Diagnosis
Excessive Smoke
Fuel Heater Diagnosis
Fuel Injection System Diagnosis
Fuel Knock/Combustion Noise
Fuel Manager/Filter Diagnosis
Fuel Pump Electrical Circuit Diagnosis
Fuel Return System Diagnosis
Fuel Sender Diagnosis
Fuel Supply System Check
Fuel System Diagnosis
Fuel Tank Leak Check
Glow Plug System Check
Hard Start
Hesitation, Sag, Stumble
Injection Nozzle(s) Diagnosis
Intermittent Conditions
Lack of Power, Sluggishness, or Sponginess
Malfunction Indicator Lamp (MIL) Inoperative
Poor Fuel Economy
Powertrain On Board Diagnostic (OBD) System Check
Restricted Exhaust System Check
Surges/Chuggles
Symptoms
Water-in-Fuel Lamp Diagnosis
Diagnostic Trouble Codes
Diagnostic Trouble Code (DTC) List/Type
Diagnostic Trouble Code (DTC) Type Definitions
DTC P0112 Intake Air Temperature (IAT) Sensor Circuit Low Voltage
DTC P0113 Intake Air Temperature (IAT) Sensor Circuit High Voltage
DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage
DTC P0118 Engine Coolant Temperature (ECT) Sensor Circuit High Voltage
DTC P0121 Accelerator Pedal Position (APP) Sensor 1 Circuit Performance
DTC P0122 Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage
DTC P0123 Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage
DTC P0126 Engine Coolant Temperature (ECT) Insufficient for Stable Operation
DTC P0182 Fuel Temperature Sensor Circuit Low Voltage
DTC P0183 Fuel Temperature Sensor Circuit High Voltage
DTC P0215 Engine Shutoff (ESO) Solenoid Control Circuit
DTC P0216 Injection Timing Control Circuit
DTC P0219 Engine Overspeed
DTC P0220 Accelerator Pedal Position (APP) Sensor 2 Circuit
DTC P0221 Accelerator Pedal Position (APP) Sensor 2 Circuit Performance
DTC P0222 Accelerator Pedal Position (APP) Sensor 2 Circuit Low Voltage
DTC P0223 Accelerator Pedal Position (APP) Sensor 2 Circuit High Voltage
DTC P0225 Accelerator Pedal Position (APP) Sensor 3 Circuit
DTC P0226 Accelerator Pedal Position (APP) Sensor 3 Circuit Performance
DTC P0227 Accelerator Pedal Position (APP) Sensor 3 Circuit Low Voltage
DTC P0228 Accelerator Pedal Position (APP) Sensor 3 Circuit High Voltage
DTC P0231 Fuel Pump Feedback Circuit Low Voltage
DTC P0236 Turbocharger Boost System Performance
DTC P0237 Turbocharger Boost Sensor Circuit Low Voltage
DTC P0238 Turbocharger Boost Sensor Circuit High Voltage
DTC P0251 Injection Pump Cam Sensor Circuit
DTC P0263 Cylinder 1 Balance System
DTC P0266 Cylinder 2 Balance System
DTC P0269 Cylinder 3 Balance System
DTC P0272 Cylinder 4 Balance System
DTC P0275 Cylinder 5 Balance System
DTC P0278 Cylinder 6 Balance System
DTC P0281 Cylinder 7 Balance System
DTC P0284 Cylinder 8 Balance System
DTC P0300 Engine Misfire Detected
DTC P0301 Cylinder 1 Misfire Detected
DTC P0302 Cylinder 2 Misfire Detected
DTC P0303 Cylinder 3 Misfire Detected
DTC P0304 Cylinder 4 Misfire Detected
DTC P0305 Cylinder 5 Misfire Detected
DTC P0306 Cylinder 6 Misfire Detected
DTC P0307 Cylinder 7 Misfire Detected
DTC P0308 Cylinder 8 Misfire Detected
DTC P0335 Crankshaft Position (CKP) Sensor Circuit
DTC P0370 Timing Reference High Resolution System Performance
DTC P0380 Glow Plug Feedback Circuit
DTC P0501 Vehicle Speed Sensor (VSS) Performance
DTC P0567 Cruise Control Resume Switch Circuit
DTC P0568 Cruise Control Set Switch Circuit
DTC P0571 Cruise Control Brake Switch Circuit
DTC P0601 Control Module Read Only Memory (ROM)
DTC P0602 Control Module Not Programmed
DTC P0604 Control Module Random Access Memory (RAM)
DTC P0606 Control Module Internal Performance
DTC P1125 Accelerator Pedal Position (APP) System
DTC P1214 Injection Pump Timing Offset
DTC P1216 Fuel Solenoid Response Time Too Short
DTC P1217 Fuel Solenoid Response Time Too Long
DTC P1218 Injection Pump Calibration Circuit
DTC P1621 Control Module Long Term Memory Performance
DTC P1626 Theft Deterrent Fuel Enable Signal Lost
DTC P1627 Control Module Analog to Digital Performance
DTC P1630 Theft Deterrent Learn Mode Active
DTC P1631 Theft Deterrent Start Enable Signal Not Correct
DTC P1635 5 Volt Reference Circuit
DTC P1641 Malfunction Indicator Lamp (MIL) Control Circuit
DTC P1643 Wait to Start Lamp Control Circuit
DTC P1654 Service Throttle Soon Lamp Control Circuit
DTC P1656 Wastegate Solenoid Control Circuit
Electrical/Electronic Schematic Diagrams
Engine Controls Schematic Icons
Engine Controls Schematics
Electrical/Electronic Specifications
Engine Speed Versus Hertz (Hz)
Temperature Versus Resistance
Gas, Vacuum and Fluids Schematics and Diagrams
Emission Hose Routing Diagram
General Diagnostic Information
Scan Tool Data Definitions
Scan Tool Data List
Mechanical Specifications
Fastener Tightening Specifications
Other Specifications
Fuel System Specifications
GM SPO Group Numbers
Removal, Installation, and Replacement
Accelerator Pedal Position Module Replacement
Air Cleaner Assembly Replacement
Air Cleaner Element Replacement
Boost Sensor Replacement
CDR Valve and Hoses Replacement
Crankshaft Position Sensor Replacement
Damaged Glow Plug Removal
Engine Coolant Temperature Sensor Replacement
Engine Oil Pressure Sensor and/or Switch Replacement
Engine Protection System Temperature Switch Replacement
Engine Shutdown Solenoid Replacement
Fuel Filter Element Replacement
Fuel Heater Replacement
Fuel Hose/Pipes Assembly Replacement
Fuel Injection Line Replacement
Fuel Injection Pump Replacement
Fuel Lift Pump Replacement
Fuel Manager/Filter Replacement
Fuel Manager/Filter Water Draining
Fuel Pump and Engine Oil Pressure Indicator Switch Replacement
Fuel Pump Relay Replacement
Fuel Sender Assembly Replacement
Fuel Solenoid Driver Replacement
Fuel Tank Draining
Fuel Tank Replacement
Glow Plug Relay Replacement
Glow Plug Replacement - Left Side
Glow Plug Replacement - Right Side
Injection Nozzle Replacement
Intake Air Temperature Sensor Replacement
Plastic Collar Quick Connect Fitting Service
Powertrain Control Module Replacement/Programming
Wastegate Actuator Replacement
Wastegate Solenoid Replacement
Water in Fuel Indicator Sensor Replacement