GM Service Manual Online
For 1990-2009 cars only
Table 1: Auxiliary Power Outlet, Rear
Table 2: Auxiliary Power, Rear Console Connector
Table 3: Convenience Center
Table 4: Cigar Lighter Connector
Table 5: Instrument Panel Fuse Block
Table 6: Underhood Fuse Block

Auxiliary Power Outlet, Rear


Object Number: 320518  Size: CH

Connector Part Information

    â€¢ 12176446
    â€¢ 3F M/P 280 FLXLK Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

840

Fuse Output - Battery - Type III Fuse

B

--

--

Not Used

C

BLK

150

Ground

Auxiliary Power, Rear Console Connector


Object Number: 38228  Size: CH

Connector Part Information

    â€¢ 12047699
    â€¢  2F (GRY)

Pin

Wire Color

Circuit No.

Function

A

ORN

840

Fuse Output - Battery - Type III Fuse

B

BLK

150

Ground

Convenience Center


Object Number: 257957  Size: CH

Connector Part Information

    â€¢ 12146452
    â€¢ Convenience Center PRTD (GRY)

Pin

Wire Color

Circuit No.

Function

A

RED

542

Fuse Output - Battery - Type II Fuse

B

BRN

341

Fuse Output - Ignition 3 Type III Fuse

C1 - C8

--

--

Not Used

C9

DK GRN

389

Vehicle Speed Signal - 4000 Pulses Per Mile

D1

BLK/WHT

1695

4SWD Front Wheel-lock Telltale - Feed

D2

ORN

640

Fuse Output - Battery - Type III Fuse

D3

ORN

540

Fuse Output - Battery - Type III Fuse

D4

YEL

343

Fuse Output - Accessory - Type III Fuse

D5

BLK

1576

Liftgate Release Switch Output

D6

BLK

28

Fuse Output - Battery - Type III Fuse

D7 - D8

--

--

Not Used

D9

PPL

293

Rear Defogger Element Feed

E1

DK BLU

1926

Auxiliary HVAC Switch Output-Low

E2

REd

1925

Auxiliary HVAC Switch Output-Medium

E3

WHT

1924

Auxiliary HVAC Switch Output-High

E4

LT BLU

97

Windshield Wiper Switch Signal-Mist/Off/Low

E5

GRA

391

Rear Window Wiper Switch Output

E6

DK GRN

392

Rear Window Wiper Pump Motor-Feed

F1

BLK

150

Ground

F2

ORN

40

Fuse Ouput-Battery-Type III Fuse

F3

BRN

241

Fuse Output-Ignition 3-Type III Fuse

F5

GRA

8

Instrument Lamp Feed

F6

WHT

17

Stop Lamp Switch Output

F7-F11

--

--

Not Used

G1-G3

--

--

Not Used

G4

PNK

39

Fuse Ouput - Ignition 1 - Type III Fuse

G5

PPL

359

Headlamp Feed-Daytime Running Lamps

G6

YEL

634

Daytime Running Lamp Diode Feed

G8

BLK

150

Ground

H1-H3

--

--

Not Used

H4

TAN

12

Low Beam Headlamp Feed

H5

--

--

Not Used

H6

LT GRN/BLK

592

Daytime Running Lamp Relay Output-Coil

H7

PPL

1697

Turn/Hazard Module Output

H8

GRA

1696

Turn/Hazard Module Feed-Secondary

H9

LT BLU

1508

Turn/Hazard Module Feed

J1

GRA

8

Instrument Panel Lamp Feed

J2

ORN

140

Fuse Ouput-Battery-Type III Fuse

J3

LT GRN

80

Key Reminder Switch Signal

J4

--

--

Not Used

K1

BLK/WHT

238

Seat Belt Switch Signal

K2

BLK

150

Ground

K3

YEL

234

Seat Belt Indicator Lamp Output

K4

PNK

39

Fuse Output - Ignition - Type II Fuse

Cigar Lighter Connector


Object Number: 38228  Size: CH

Connector Part Information

    â€¢ 12047699
    â€¢  2F (GRY)

Pin

Wire Color

Circuit No.

Function

A

ORN

840

Fuse Output - Battery - Type III Fuse

B

BLK

150

Ground

IP Fuse Block, Front View


Object Number: 291946  Size: MF

Instrument Panel Fuse Block

Fuse/Circuit Breaker

Rating

Description

STOP/HAZ Fuse #1

20A

Audio Alarm Module, Center High-Mounted Stoplamp, Flasher, Hazard Lamps, Stoplamps, TCC/Stoplamp Switch

T CASE Fuse #2

20A

Electric Transfer Case Feed/ATC

CTYS Fuse #3

20A

Cargo Lamp, Courtesy Lamps, Dome/Reading Lamps, IP Compartment Lamp, Power Mirrors, Vanity Mirrors

GAUGES Fuse #4

10A

Audio Alarm Module, DRL Module and Relay, EVO/Passlockâ„¢ Module, Headlamps Switch, IP Cluster, I/S Mirror, Low Coolant Module, Remote Control Door Lock Receiver, Transfer Case Control Module

RR HVAC Fuse #5

10A

RR HVAC Controls (Suburban and Utility)

CRUISE Fuse #6

10A

Cruise Control Module and Switch

AUX PWR Fuse #7

25A

Auxiliary Power Outlets, DLC

CRANK Fuse #8

10A

Diesel Fuel Pump, Inflatable Restraint Control Module, PCM/VCM

PARK LPS Fuse #9

20A

Ashtray Lamp, Door Switch Illumination, Fender Lamps, Fog Lamp Relay, Front Side Markers, Headlamps Switch Illumination, License Lamp, Panel Lamps, Park Lamp, Roof Marker, Taillamp, Tailgate Lamp, Trailer Taillamps

AIR BAG Fuse #10

10A

Inflatable Restraint Control Module (SIR), Inflatable Restraint IP Module Enable Switch

WIPER Fuse #11

25A

Washer Pump, Wiper Motor

HTR-A/C Fuse #12

25A

A/C Compressor; HVAC Indicator Lamp; L, M1, M2 Blower; MODE/TEMP/AIR in ACT

CIG LTR Fuse #13

20A

Cigar Lighter, Door Lock Switch and Relay, Power Amplifier, Power Lumbar Seat, Rear Liftgate

ILLUM Fuse #14

10A

Audio Alarm Module, Cluster, HVAC Controls, IP Switches, Radio Illumination, RR HVAC Controls, S4WD

DRL/FOG Fuse #15

20A

DRL Relay, Fog Lamps

TURN-B/U Fuse #16

20A

Back-up Lamps, Brake Transmission Shift Interlock Solenoid, Front Turn Lamps, Right Rear Turn Lamps, Trailer Turn Lamps

RADIO Fuse #17

10A

Radio (IGN)

BRAKE Fuse #18

10A

Antilock Brake System, Four-wheel ABS, Cruise, DRAC

RADIO, BATT Fuse #19

10A

Radio (Battery)

TRANS Fuse #20

10A

Automatic Transmission, CHECK GAUGES, PRNDL, SPEEDO, Tell Tale

SECURITY/STRG Fuse #21

10A

EVO/Passlockâ„¢ Module Feed

AUX Fuse #22

20A

Spot Lamp

RR WIPER Fuse #23

25A

Rear Washer Pump, Rear Wiper (Suburban and Utility)

4WD Fuse #24

20A

Auxiliary Battery Relay, 4WD Indicator Lamp, Front Axle ACT, Spare Power Source

PWR ACC Circuit Breaker A

30A

Keyless Entry Module, Power Door Locks, 6-Way Power ST

PWR WINDOWS Circuit Breaker B

30A

Power Windows

Underhood Fuse Block


Object Number: 68800  Size: CH

Connector Part Information

    â€¢ 12146281
    â€¢ Electrical Center (BLK)

Pin

Wire Color

Circuit No.

Function

A1

BLK/WHT

451

Engine Control Module Ground

A3

GRY

120

Fuel Pump Motor Feed

A4

PNK

639

Fuse Output - IGN 1 - Type III Fuse

A6

DK GRN

59

A/C Compressor Clutch Solenoid Feed

A7

BLK

150

Ground

A9

RED

242

Fuse Output - Battery - Type II Fuse (7.4L Only)

B1

ORN

440

Fuse Output - Battery - Type III Fuse

B2

RED

490

Fuel Pump Relay Feed - Primer

B3

DK GRN/WHT

465

Fuel Pump Relay Feed (Coil)

B4

ORN

1240

Fuse Output - Battery - Type III Fuse

B5

--

--

Not Used

B6

DK GRN/WHT

459

A/C Compressor Control Relay Output -Coil

B7

PPL

6

Starter Solenoid Feed

B8

--

--

Not Used

B9

ORN

1035

Starter Relay Feed - Coil (7.4L Only)

C1

BLK

28

Horn Relay Output-(Coil)

C3

ORN

740

Fuse Output - Battery - Type III Fuse

C4

BRN

436

Air Injection Reaction Pump Motor Relay Output-Coil (7.4L Only)

C6

PNK

639

Fuse Output - IGN 1 - Type III Fuse

D1

DK GRN

29

Horn Feed

D2

--

--

Not Used

D3

ORN

740

Fuse Output - Battery - Type III Fuse (7.4L Only)

D4

RED

78

Air Injection Reaction Pump Motor Feed

D5

--

--

Not Used

D6

PNK

639

Fuse Output- Ignition 1-Type III Fuse

D7

WHT

17

Stop Lamp Switch Output

D9

LT BLU

20

Stop Lamp Feed

E7

RED

642

Fuse Output - Battery Type III Fuse

E8

--

--

Not Used

E9

BLK

150

Ground

F1-F11

--

--

Not Used

G2-G6

--

--

Not Used

G8

PNK

639

Fuse Output - IGN 1-Type III Fuse

G10

ORN

1440

Fuse Output - Battery - Type III Fuse

G12

ORN

440

Fuse Output - Battery - Type III Fuse

H1-H5

--

--

Not Used

H7

PNK

3

Ignition Swith Output - Ignition 1

H9

RED

2

Fuse Output - Battery - Type 1 Fuse

H11

RED

2

Fuse Output - Battery - Type 1 Fuse

J2

--

--

Not Used

J4

--

--

Not Used

J6

ORN

1840

Fuse Output - Battery -Type III Fuse (5.0L, 5.7L Only)

J8

PNK

439

Fuse Output - IGN 1 - Type III Fuse

J10

ORN

1540

Fuse Output - Battery - Type III Fuse

J12

ORN

740

Fuse Output - Battery - Type III Fuse

K1

PPL

680

ABS pressure Differential Sensor Signal (7.4L Only)

K3

--

--

Not Used

K5

RED

742

Fuse Output - Battery - Type II Fuse

K7-K11

--

--

Not Used

L2

TAN/WHT

33

Brake Warning Indicator Lamp Output

L4

--

--

Not Used

L6

ORN

1940

Fuse Output - Battery - Type III Fuse (5.0L, 5.7L Only)

L8

PNK

539

Fuse Output - IGN 1 - Type II Fuse

L10

ORN

1040

Fuse Output - Battery - Type III Fuse (5.0L , 5.7L Only)

L12

ORN

1240

Fuse Output - Battery - Type III Fuse

M1

RED

742

Fuse Output - Battery - Type II Fuse (5.0L, 5.7L Only)

M2

RED

642

Fuse Output - Battery - Type II Fuse

M3

RED

542

Fuse Output - Battery - Type II Fuse

M4

RED

442

Fuse Output - Battery - Type II Fuse

M5

RED

342

Fuse Output - Battery - Type II Fuse

M6

RED

242

Fuse Output - Battery - Type II Fuse

M7

RED

142

Fuse Output - Battery - Type II Fuse

M8

RED

42

Fuse Output - Battery - Type II Fuse