GM Service Manual Online
For 1990-2009 cars only
Connector 1: Fuse Block - Underhood Label
Connector 2: Fuse Block - Underhood Top View
Connector 3: Fuse Block - Underhood Bottom View
Connector 4: Fuse Block - Underhood C1
Connector 5: Fuse Block - Underhood C2
Connector 6: Fuse Block - Underhood C3
Connector 7: Fuse Block - Underhood C4
Connector 8: Body Control Module (BCM) - Cover
Connector 9: Body Control Module (BCM) - Top View
Connector 10: Body Control Module (BCM) - Bottom View
Connector 11: Body Control Module (BCM) C1
Connector 12: Body Control Module (BCM) C2
Connector 13: Body Control Module (BCM) C3
Connector 14: Body Control Module (BCM) C4
Connector 15: Fuse Block - Rear Label
Connector 16: Fuse Block - Rear Top View
Connector 17: Fuse Block - Rear Bottom View
Connector 18: Fuse Block - Rear C1
Connector 19: Fuse Block - Rear C2
Connector 20: Fuse Block - Rear C3
Connector 21: Fuse Block - Rear C4

Fuse Block - Underhood Label


Object Number: 1689110  Size: MF

Fuse Block - Underhood Label Usage

No.

Device

Rating

Description

1

A/C CLU Fuse

10A

A/C CLUTCH Relay 34, A/C Compressor Clutch

2

ETC Fuse

15A

Engine Control Module (ECM) (LZ9), Throttle Actuator Control (TAC) Module (LX9)

3

IGN 1 Fuse

15A

Ignition Control Module (ICM), Park/Neutral Position (PNP) Switch

4

TRANS Fuse

10A

1-2 Shift Solenoid (1-2 SS) Valve, 2-3 Shift Solenoid (2-3 SS) Valve, Torque Convertor Clutch Pulse Width Modulation (TCC PWM) Solenoid Valve

5

INJ Fuse

10A

Fuel Injectors

6

EMISSION 1 Fuse

10A

Evaporative Emission (EVAP) Canister Purge Solenoid Valve, Heated Oxygen (HO2S) Sensors, Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor

7

LT LOW BEAM Fuse

10A

Headlamp - Low Beam - Left

8

HORN Fuse

15A

Horn Relay 37, Horn Assembly

9

RT LOW BEAM Fuse

10A

Headlamp - Low Beam - Right

10

FRT FOG LP Fuse

15A

FRT FOG LP Relay 36, Fog Lamp - LF, Fog Lamp - RF

11

LT HI BEAM Fuse

10A

Headlamp - High Beam - Left

12

RT HI BEAM Fuse

10A

Headlamp - High Beam - Right

13

PCM Fuse

10A

Engine Control Module (ECM) (LZ9), Powertrain Control Module (PCM) (LX9/L61)

14

WPR Fuse

25A

Wiper 1 Relay 39, Wiper 2 Relay 40, Windshield Wiper Motor Assembly

15

ABS Fuse

10A

Electronic Brake Control Module (EBCM) (JL9/J67)

16

PCM IGN 1 Fuse

10A

Engine Control Module (ECM) (LZ9), Powertrain Control Module (PCM) (LX9/L61)

17

COOL FAN 1 Fuse

30A

COOL/FAN 1 Relay 28, Cooling Fan - Left

18

COOL FAN 2 Fuse

30A

COOL/FAN 2Relay 30, Cooling Fan - Right

19

RUN RLY Fuse

30A

Blower Motor Control Module (C68), HVAC BLOWER HIGH Relay (C60), RUN Relay

20

IBCM 1 Fuse

30A

Body Control Module (BCM), AIRBAG (BATT) Fuse, CLUSTER/THEFT Fuse, HVAC CTRL (BATT) Fuse, IGN SENSOR Fuse, and RADIO Fuse

21

IBCM (RUN CRANK) Fuse

30A

AIR BAG (IGN) Fuse, EPS Fuse, and RUN/CRANK Fuse

22

RBEC 1 Fuse

60A

AUX PWR #2 Fuse 12, BACK UP LP Fuse 17, CIG/AUX Fuse 20, HTD MIR Fuse, HTD ST Fuse 14, RKE/XM/DVD/UGD Fuse 16, SUN RF Fuse 10, RR DEFOG Fuse 23, and RR DEFOG Relay 26

23

RBEC 2 Fuse

60A

DRV ST Fuse 2, EMISSION 2 Fuse 5, FUEL PUMP Fuse 25, PRK LAMPS Fuse 6, and TRUNK Fuse 22

24

ABS Fuse

60A

Electronic Brake Control Module (EBCM) (JL9/J67)

25

IBCM 2 Fuse

50A

DOOR LOCK Fuse, INTERIOR LIGHTS Fuse, and ACCESSORY Relay

26

STRTR Fuse

30A

START Relay 31

27

WIPER Diode

--

Wiper 1 Relay 39, Wiper 2 Relay 40

28

COOL/FAN 1 Relay

--

Cooling Fan - Left

29

COOL/FAN SER/PAR Relay

--

Cooling Fan - Left, Cooling Fan - Right

30

COOL/FAN 2 Relay

--

Cooling Fan - Right

31

STARTR Relay

--

Starter Solenoid

32

RUN/CRANK Relay

--

ABS Fuse 15, IBCM (RUN/CRANK) Fuse 21, IGN 1 Fuse 3, INJ Fuse 5, PCM IGN 1 Fuse 16, TRANS Fuse 4

33

PWR/TRN Relay

--

Emission 1 Fuse 6, and ETC Fuse 2, IGN MOD Fuse 43, INJECTORS Fuse 44, IMTV/DOD Fuse 45, A/C CLUTCH Relay 34

34

A/C CLUTCH Relay

--

A/C Compressor Clutch

35

HI/BEAM Relay

--

LH HIGH Fuse 11, RH HIGH Fuse 12

36

FRT FOG Relay

--

Fog Lamp - LF, Fog Lamp - RF

37

HORN Relay

--

Horn Assembly

38

LO/BEAM Relay

--

LH LOW Fuse 7, RH LOW Fuse 9

39

WPR 1 Relay

--

Wiper 2 Relay 40

40

WPR 2 Relay

--

Windshield Wiper Motor Assembly

41

EPS Fuse

80A

Power Steering Control Module

42

TCM Fuse

10A

Transmission Control Module (TCM)

43

IGN MOD Fuse

15A

Ignition Control Module (ICM)

44

INJECTORS Fuse

10A

Fuel Injectors

45

IMTV/DOD Fuse

10A

Intake Manifold Tuning (IMT) Valve Solenoid

46

BRAKE LAMP DIAGNOSTIC Resistor

620 ohms

Body Control Module

Fuse Block - Underhood Top View


Object Number: 1356120  Size: MF

Fuse Block - Underhood Bottom View


Object Number: 1356121  Size: MF

Fuse Block - Underhood C1


Object Number: 647949  Size: CH

Connector Part Information

  • OEM: 15319894
  • Service: 15319894
  • Description: 68-Way F Metri-Pack 280 Series Flexlock (WH)

Terminal Part Information

  • Pins: A2-A3, B1, D12, E3
  • Terminal/Tray: 15324340/19
  • Core/Insulation Crimp: F/G
  • Release Tool/Test Probe: 12094430/J-35616-4A (PU)
  • Pins: B10-B11, C9, C11, D10-D11, E8, E11
  • Terminal/Tray: 12110844/4
  • Core/Insulation Crimp: Pins B10, D10- D11, E11 - E/A
  • Core/Insulation Crimp: Pins B11, C9, C11, E8 - E/C
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
  • Pins: C6-C7, D6-D7, D8
  • Terminal/Tray: 12110842/4
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
  • Pins: D4
  • Terminal/Tray: 12110844/4
  • Core/Insulation Crimp: C/A
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Fuse Block - Underhood C1

Pin

Wire Color

Circuit No.

Function

A1

--

--

Not Used

A2

GY

532

Cooling Fan Motor Supply Voltage

A3

BK

450

Ground

A4-A8

--

--

Not Used

A9

PK/BK

5292

Ignition 1 Voltage (LZ9)

A10

PK/BK

5293

Ignition 1 Voltage (LZ9)

A11-A12

--

--

Not Used

B1

WH

504

Cooling Fan Low Reference

B2-B4

--

--

Not Used

B5

PK/BK

5294

Battery Positve Voltage

B6-B9

--

--

Not Used

B10

PK

839

Ignition 1 Voltage (LX9/L61)

B11

PK/BK

5291

Ignition 1 Voltage

B12

--

--

Not Used

C1-C5

--

--

Not Used

C6-C7

--

--

Not Available

C8

--

--

Not Used

C9

PK

39

Ignition 1 Voltage

C10

--

--

Not Used

C11

PK/BK

5291

Ignition 1 Voltage

C12

--

--

Not Used

D1-D3

--

--

Not Used

D4

PK/BK

5290

Ignition 1 Voltage 1 (LX9/LZ9)

D5

--

--

Not Used

D6-D7

--

--

Not Available

D8

PK

239

Ignition 1 Voltage (LX9/L61)

PK

239

Ignition 1 Voltage (LX9/L61)

D9

--

--

Not Used

D10

PU/WH

1035

Starter Relay Coil Supply Voltage (LX9/L61)

D11

PK/BK

5291

Ignition 1 Voltage

PK/BK

5291

Ignition 1 Voltage (LX9/LZ9)

D12

PU

6

Starter Solenoid Crank Voltage

E1-E2

--

--

Not Used

E3

L-BU

409

Cooling Fan Motor Supply Voltage

E4-E7

--

--

Not Used

E8

D-GN

59

A/C Compressor Clutch Supply Voltage

E9-E10

--

--

Not Used

E11

PK/BK

5291

Ignition 1 Voltage

PK/BK

5291

Ignition 1 Voltage (LX9/LZ9)

E12

--

--

Not Used

F1-F12

--

--

Not Used

Fuse Block - Underhood C2


Object Number: 365994  Size: CH

Connector Part Information

  • OEM: 15405474
  • Service: 88956512
  • Description: 68-Way F Metri-Pack 280 Series (L-GY)

Terminal Part Information

  • Pins: A2-A3, A5, A8, A11, B5-B6, B8-B10, C1, C4, C12, D3, D5, D8, D10, E1, E3, E6, E11, F1-F4, F6, F11- F12
  • Terminal/Tray: 12110844/4
  • Core/Insulation Crimp: Pins A2-A3, A5, A8, A11, B5-B6, B8-B10, C1, C4, D3, D5, D8, D10, E1, E3, E11, F4, F11-F12 - E/C
  • Core/Insulation Crimp: Pins C12, E6, E11, F6 - E/A
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
  • Pins: A6, C10, D12, F7-F8
  • Terminal/Tray: 12110842/4
  • Core/Insulation Crimp: C/A
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
  • Pins: D1
  • Terminal/Tray: 15324340/19
  • Core/Insulation Crimp: F/G
  • Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Fuse Block - Underhood C2

Pin

Wire Color

Circuit No.

Function

A1

--

--

Not Used

A2

RD/WH

540

Battery Positive Voltage

A3

YE

5199

Run/Crank Relay Coil Control

A4

--

--

Not Used

A5

YE

61

Low Reference

A6

OG

228

Windshield Washer Pump Control (w/o C25)

A7

--

--

Not Used

A8

PU

5531

Hood Closed Switch Signal

A9-A10

--

--

Not Used

A11

D-BU

473

High Speed Cooling Fan Relay Control

A12

--

--

Not Used

B1-B4

--

--

Not Used

B5

GY

91

Windshield Wiper Switch Signal 2

B6

D-GN

113

Windshield Wiper Switch Signal 2

B7

--

--

Not Used

B8

BN

818

Vehicle Speed Signal

B9

TN

28

Horn Relay Control

B10

D-GN

335

Low Speed Cooling Fan Relay Control

B11-B12

--

--

Not Used

C1

YE

447

Starter Relay Coil Control (LX9/L61)

PU/WH

6386

Starter Relay Coil Control (LZ9)

C2-C3

--

--

Not Used

C4

D-GN/WH

636

Ambient Air Temperature Sensor Signal

C5

--

--

Not Used

C6-C7

--

--

Not Available

C8-C9

--

--

Not Used

C10

BK

350

Ground

C11

--

--

Not Used

C12

BN

9

Park Lamp Supply Voltage

D1

D-GN/WH

266

Rear Window Washer Pump Supply Voltage (C25)

D2

--

--

Not Used

D3

WH

17

Stop Lamps Switch Signal

D4

--

--

Not Used

D5

TN/WH

99

Windshield Washer Fluid Level Sensor Signal

D6-D7

--

--

Not Available

D8

D-GN

15

Right Turn Signal Lamp Supply Voltage

D9

--

--

Not Used

D10

PK/WH

1970

Headlamp Low Beam Relay Control

D11

--

--

Not Used

D12

PK/BK

5290

Ignition 1 Voltage (L61)

E1

D-GN/WH

459

A/C Compressor Clutch Relay Control

E2

--

--

Not Used

E3

WH

17

Stop Lamp Supply Voltage

WH

17

Stop Lamp Supply Voltage (LX9)

E4-E5

--

--

Not Used

E6

PK

139

Ignition 1 Voltage

E7-E10

--

--

Not Used

E11

PU/WH

1035

Starter Relay Coil Supply Voltage (L61)

BK

350

Ground (LZ9)

E12

--

--

Not Used

F1

PK/BK

109

Hood Ajar Switch Signal

F2

TN/WH

1969

Headlamp High Beam Relay Control

F3

BN

5069

Main Relay Control

F4

YE

317

Fog Lamp Control (T96)

F5

--

--

Not Used

F6

PK

639

Ignition 1 Voltage

F7

PU

92

Windshield Wiper Motor High Speed

F8

D-GN

95

Windshield Wiper Motor Low Speed

F9-F10

--

--

Not Used

F11

D-BU

14

Left Front Turn Signal Lamps Supply Voltage

F12

L-GN/BK

592

DRL Relay Control

Fuse Block - Underhood C3


Object Number: 684889  Size: CH

Connector Part Information

  • OEM: 15487151
  • Service: 15319895
  • Description: 68-Way F Metri-Pack 280 Series Flexlock (M-GY)

Terminal Part Information

  • Pins: A3-A5, A12, B1-B2, B7-B10, B12, D5, E4, F3, F5
  • Terminal/Tray: 12110844/4
  • Core/Insulation Crimp: Pins A3-A4, A12, B1-B2, E4 - E/A
  • Core/Insulation Crimp: Pins A5, B7-B10, B12, D5, F3, F5 - E/C
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
  • Pins: A7, C11
  • Terminal/Tray: 12110844/4
  • Core/Insulation Crimp: C/A
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Fuse Block - Underhood C3

Pin

Wire Color

Circuit No.

Function

A1-A2

--

--

Not Used

A3

TN/WH

312

Right Headlamp Low Beam Supply Voltage

PU

359

DRL Supply Voltage

A4

PU

2234

Front Fog Lamp Supply Voltage (T96)

PU

2234

Front Fog Lamp Supply Voltage (T96)

A5

PU

5531

Hood Closed Switch Signal

A6

--

--

Not Used

A7

OG

228

Windshield Washer Pump Control

A8-A11

--

--

Not Used

A12

L-GN/BK

311

Right Headlamp High Beam Supply Voltage

B1

BN

9

Park Lamp Supply Voltage

BN

9

Park Lamp Supply Voltage

B2

PU

359

DRL Supply Voltage

B3-B6

--

--

Not Used

B7

TN/WH

99

Windshield Washer Fluid Level Signal

B8

YE

61

Low Reference

B9

D-GN/WH

636

Ambient Air Temperature Sensor Signal

B10

PK/BK

109

Hood Ajar Switch Signal

B11

--

--

Not Used

B12

D-GN/WH

711

Left Headlamp High Beam Supply Voltage

C1-C5

--

--

Not Used

C6-C7

--

--

Not Available

C8-C10

--

--

Not Used

C11

D-GN/WH

266

Rear Window Washer Pump Supply Voltage

C12

--

--

Not Used

D1-D4

--

--

Not Used

D5

D-GN

15

Right Turn Signal Lamps Supply Voltage

D6-D7

--

--

Not Available

D8-D12

--

--

Not Used

E1-E3

--

--

Not Used

E4

D-GN

29

Horn Control

E5-E12

--

--

Not Used

F1-F2

--

--

Not Used

F3

YE

712

Left Headlamp Low Beam Supply Voltage

F4

--

--

Not Used

F5

D-BU

14

Left Turn Signal Lamps Supply Voltage

F6-F12

--

--

Not Used

Fuse Block - Underhood C4


Object Number: 1376696  Size: CH

Connector Part Information

  • OEM: 15394383
  • Service: 88956511
  • Description: 12-Way F Metri-Pack 800 Series (BK)

Terminal Part Information

  • Pins: A2-A4, B2-B5
  • Terminal/Tray: 12110127/19
  • Core/Insulation Crimp: F/G
  • Release Tool/Test Probe: 12150860/J-35616-44 (YE)
  • Pins: B3
  • Terminal/Tray: 12092445/18
  • Core/Insulation Crimp: G/G
  • Release Tool/Test Probe: 12150860/J-35616-44 (YE)

Fuse Block - Underhood C4

Pin

Wire Color

Circuit No.

Function

A1

--

--

Not Used

A2

D-GN

591

Ignition 1 Voltage

A3

RD/BK

242

Battery Positive Voltage

A4

RD/BK

442

Battery Positive Voltage

A5-A6

--

--

Not Used

B1

--

--

Not Used

B2

RD/BK

342

Battery Positive Voltage

B3

RD/BK

542

Battery Positive Voltage (JL9/J67)

RD/BK

542

Battery Positive Voltage (JL9/J67)

B4

RD/BK

142

Battery Positive Voltage

B5

RD/BK

42

Battery Positive Voltage

B6

--

--

Not Used

Body Control Module (BCM) - Cover


Object Number: 1689114  Size: MF

Body Control Module (BCM) Label Usage

Device

Rating

Description

AIRBAG (BATT) Fuse

10A

Inflatable Restraint Sensing and Diagnostic Module (SDM)

AIRBAG (IGN) Fuse

10A

Inflatable Restraint Sensing and Diagnostic Module (SDM)

CLUSTER/THEFT Fuse

10A

Instrument Panel Cluster (IPC) and Theft Deterrent Control Module

DOOR LOCK Fuse

15A

Body Control Module (BCM) Logic

EPS Fuse

2A

Power Steering Control Module

HVAC BLOWER Fuse

20A

HVAC Control Module (C60)

HVAC BLOWER HIGH Relay

--

Blower Motor (C60)

HVAC CTRL (BATT) Fuse

10A

Data Link Connector (DLC) and HVAC Control Module

HVAC CTRL (IGN) Fuse

10A

HVAC Control Module

IGN SENSOR Fuse

2A

Ignition Switch

INTERIOR LIGHTS Fuse

10A

Body Control Module (BCM) Logic

ONSTAR Fuse

10A

Vehicle Communication Interface Module (VCIM) (UE1)

PEDAL Fuse

10A

Adjustable Pedals Module (JF4) and Adjustable Pedals Position Switch (JF4)

POWER MIRRORS Fuse

2A

Outside Rearview Mirror Switch

POWER WINDOWS Fuse

30A

Window Switch - Driver and Window Switch - Passenger

RADIO Fuse

10A

Radio

REAR WIPER Fuse

20A

Rear Window Wiper Module

ROOF/HEAT SEAT Fuse

10A

Heated Seat Control Module - Driver (KA1), Heated Seat Control Module - Passenger (KA1), Heated Seat Switch - Driver (KA1), Heated Seat Switch - Passenger (KA1), Inside Rearview Mirror (DD8), and Sunroof Control Module (CF5)

RUN/CRANK Fuse

2A

A/T Shift Lock Control Assembly, Cruise Control On/Off Switch

WIPER SW Fuse 

10A

Windshield Wiper/Washer Switch

Body Control Module (BCM) - Top View


Object Number: 1385261  Size: MF

Body Control Module (BCM) - Bottom View


Object Number: 1385503  Size: MF

Body Control Module (BCM) C1


Object Number: 1376257  Size: CH

Connector Part Information

  • OEM: 15393122
  • Service: 88987847
  • Description: 72-Way F Micro-Pack 64 Series (GY)

Terminal Part Information

  • Terminal/Tray: 15359541/4
  • Core/Insulation Crimp: M/M
  • Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)

Body Control Module (BCM) C1

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

L-GN/BK

592

DRL Relay Control

3

D-GN/WH

636

Ambient Air Temperature Sensor Signal

4

TN

305

Trunk Key Switch Signal (Sedan)

WH/BK

1221

Liftgate Release Switch Signal (Extended Sedan)

5

--

--

Not Used

6

YE

61

Low Reference

7-11

--

--

Not Used

12

BK

1050

Ground

13

TN

28

Horn Relay Control

14

--

--

Not Used

15

L-BU

2182

Reverse Lamp Relay Control

16

L-BU

1344

Trunk Release Relay Control

17

--

--

Not Used

18

OG/BK

744

Rear Compartment Lid Ajar Switch Signal

19

YE

317

Fog Lamp Relay Control (T96)

20-21

--

--

Not Used

22

D-GN

113

Windshield Wiper Switch Signal 2

23

--

--

Not Used

24

WH

17

Stop Lamp Supply Voltage

25

--

--

Not Used

26

YE

196

Windshield Wiper Motor Park Switch Signal

27-28

--

--

Not Used

29

TN/WH

1969

Headlamp High Beam Relay Control

30-32

--

--

Not Used

33

BN/WH

1571

Traction Control Switch Signal (NW7/NW9)

34

--

--

Not Used

35

L-GN

262

Driver Door Key Switch Signal

36

--

--

Not Used

37

D-GN

5060

Low Speed GMLAN Serial Data

38

D-BU

14

Left Turn Signal Lamps Supply Voltage

39

--

--

Not Used

40

D-GN/WH

1135

A/T Shift Lock Control Solenoid Supply Voltage

41

--

--

Not Used

42

WH

17

Stop Lamp Supply Voltage

43-46

--

--

Not Used

47

L-GN

1478

Coolant Level Switch Signal

48-50

--

--

Not Used

51

GY/BK

745

Left Front Door Ajar Switch Signal

52

--

--

Not Used

53

L-GN/BK

748

Passenger Door Ajar Switch Signal

54

L-BU/BK

747

Passenger Door Ajar Switch Signal

55

D-GN

5060

Low Speed GMLAN Serial Data

56

D-GN

15

Right Turn Signal Lamps Supply Voltage

57

WH

193

Rear Defog Relay Control

58

YE

5199

Run/Crank Relay Coil Control

59

L-BU

1134

Park Brake Switch Signal

60

PK

849

Brake Fluid Level Sensor Signal

61

D-GN

5525

Tap Up/Tap Down Enable Signal

62

TN/WH

99

Windshield Washer Fluid Level Signal

63-64

--

--

Not Used

65

WH

1080

Park Lamp Relay Control

66

WH

682

Door Lock Lock/Unlock Signal

67

WH

682

Door Lock Lock/Unlock Signal

68

--

--

Not Used

69

PK/BK

109

Hood Ajar Switch Signal

70

PU

5531

Hood Ajar Switch Signal

71

BN/WH

2091

Trunk Release Switch Supply Voltage

72

TN/WH

746

Passenger Door Ajar Switch Signal

Body Control Module (BCM) C2


Object Number: 1376254  Size: CH

Connector Part Information

  • OEM: 15393121
  • Service: 88987847
  • Description: 72-Way F Micro-Pack 64 Series (GY)

Terminal Part Information

  • Terminal/Tray: 15359541/4
  • Core/Insulation Crimp: M/M
  • Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)

Body Control Module (BCM) C2

Pin

Wire Color

Circuit No.

Function

1

TN/BK

2500

High Speed GMLAN Serial Data Bus +

2

TN/BK

2500

High Speed GMLAN Serial Data Bus +

3

PK/WH

1970

Headlamp Low Beam Relay Control

4

PU

524

Headlamp Dimmer Switch High Beam Signal

5

BN/WH

301

Park Lamp Switch Signal

6

L-GN

696

Cruise Control Cancel Signal

7-8

--

--

Not Used

9

WH

111

Hazard Switch Signal

10

--

--

Not Used

11

D-GN

264

Security Indicator Signal

12

L-GN

377

Serial Data

13

BK/WH

651

Ground

14

TN

28

Horn Relay Control

15

WH

103

Headlamp Switch Headlamps On Signal

16

OG

192

Front Fog Lamp Switch Signal (T96)

17

PU/WH

549

Headlamp Switch Headlamps Off Signal

18

WH

5359

5-Volt Reference

19

TN

2501

High Speed GMLAN Serial Data Bus -

20

TN

2501

High Speed GMLAN Serial Data Bus -

21-25

--

--

Not Used

26

D-GN

44

Instrument Panel Lamps Dimmer Switch Signal

27-28

--

--

Not Used

29

L-GN

5980

Adjustable Pedal Inhibit Signal (JF4)

30

--

--

Not Used

31

YE

5361

Brake Pedal Position Sensor Signal

32

--

--

Not Used

33

YE

317

Fog Lamp Relay Control (T96)

34-36

--

--

Not Used

37

D-GN

5060

Low Speed GMLAN Serial Data

38

D-GN

5060

Low Speed GMLAN Serial Data

39-43

--

--

Not Used

44

L-GN/BK

1137

DRL Ambient Light Sensor Signal

45-46

--

--

Not Used

47

YE/BK

1138

DRL Ambient Light Sensor Low Reference

48-50

--

--

Not Used

51

BN

1356

Flash To Pass Switch Signal

52-54

--

--

Not Used

55

D-GN

5060

Low Speed GMLAN Serial Data

56

WH

1390

Off/Run/Crank Voltage

57

GY

112

Windshield Wiper Switch Signal 1

58

PU

719

Low Reference

59

BN

5360

Low Reference

60

--

--

Not Used

61

GY

1884

Cruise Control Switch Signal

62

WH/BK

1073

5-Volt Reference

63

L-BU/BK

590

Sunload Sensor Signal (C68)

64

GY

1548

Sunload Sensor Signal (C68)

65

--

--

Not Used

66

YE/BK

1418

Left Rear Turn Signal Switch Signal

67

D-GN/WH

1419

Right Rear Turn Signal Switch Signal

68

L-BU

292

Rear Defog Switch Signal (C60)

69

D-GN/WH

762

A/C Request Signal (C60)

70-71

--

--

Not Used

72

TN

683

Rear Defog Relay Control (C60)

Body Control Module (BCM) C3


Object Number: 1362564  Size: CH

Connector Part Information

  • OEM: 15492675
  • Service: 88988613
  • Description: 41-Way F Metri-Pack Mixed (RD)

Terminal Part Information

  • Pins: A1-A10, A12, B1, B5, B12, C3, C9, C12, D3- D4, D11
  • Terminal/Tray: 12110844/4
  • Core/Insulation Crimp: Pins A1-A2, A4-A5, A9, A12, B1 - E/A
  • Core/Insulation Crimp: Pins A3, A6-A8, A10, B5, B12, C3, C9, C12, D3-D4, D11 - E/C
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
  • Pins: A11, B11, C5, C11, D1, D5-D6, D10, D12
  • Terminal/Tray: 15324340/19
  • Core/Insulation Crimp: F/G
  • Release Tool/Test Probe: 12094430/J-35616-4A (PU)
  • Pins: C12
  • Terminal/Tray: 12110844/4
  • Core/Insulation Crimp: C/A
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Body Control Module (BCM) C3

Pin

Wire Color

Circuit No.

Function

A1

TN

294

Door Lock Actuator Unlock Control

A2

TN

294

Door Lock Actuator Unlock Control

TN

294

Door Lock Actuator Unlock Control

A3

OG

1732

Courtesy Lamps Supply Voltage

A4

GY

295

Door Lock Actuator Lock Control

GY

295

Door Lock Actuator Lock Control

A5

GY/BK

295

Door Lock Actuator Lock Control

GY/BK

295

Door Lock Actuator Lock Control

A6

PK

1139

Ignition 1 Voltage

A7

BN

9

Park Lamp Supply Voltage

A8

PK

339

Ignition 1 Voltage

A9

YE

18

Left Rear Stop/Turn Lamp Supply Voltage

A10

GY

157

Courtesy Lamp Control

A11

D-BU

1307

Power Window Master Switch Lockout Signal

A12

D-GN

19

Right Rear Stop/Turn Lamp Supply Voltage

B1

TN

694

Driver Door Lock Actuator Unlock Control

B2-B4

--

--

Not Used

B5

BN

4

Accessory Voltage

BN

4

Accessory Voltage

B6-B7

--

--

Not Available

B8-B10

--

--

Not Used

B11

D-BU

1307

Power Window Master Switch Lockout Signal

B12

GY

8

Instrument Panel Lamp Supply Voltage

C1-C2

--

--

Not Available

C3

YE

243

Accessory Voltage (Except SS)

YE

243

Accessory Voltage (Except SS)

C4

--

--

Not Used

C5

YE

343

Accessory Voltage

C6-C7

--

--

Not Available

C8

--

--

Not Used

C9

L-GN

377

Serial Data

C10

--

--

Not Used

C11

D-BU

1307

Power Window Master Switch Lockout Signal

C12

OG

228

Windshield Washer Pump Control (w/o C25)

D-BU

477

Windshield Washer Pump Control (C25)

D1

RD/BK

342

Battery Positive Voltage

D2

--

--

Not Available

D3

YE

243

Accessory Voltage

YE

243

Accessory Voltage (C25)

D4

RD/WH

640

Battery Positive Voltage

D5

YE

343

Accessory Voltage

D6

D-GN

591

Ignition 1 Voltage

D7-D9

--

--

Not Used

D10

RD/BK

442

Battery Positive Voltage

D11

RD/WH

1340

Battery Positive Voltage

D12

RD/BK

242

Battery Positive Voltage

Body Control Module (BCM) C4


Object Number: 697044  Size: CH

Connector Part Information

  • OEM: 15356603
  • Service: 15356603
  • Description: 68-Way F Metri-Pack 280 Series Flexlock (L-GY)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Body Control Module (BCM) C4

Pin

Wire Color

Circuit No.

Function

A1-A12

--

--

Not Used

B1

OG

228

Windshield Washer Pump Control

B2

GY

8

Instrument Panel Lamp Supply Voltage

B3

BN

41

Ignition 3 Voltage (C60)

B4-B5

--

--

Not Used

B6

BN

141

Ignition 3 Voltage

B7-B9

--

--

Not Used

B10

YE

443

Accessory Voltage (Except LS)

B11-B12

--

--

Not Used

C1

RD/WH

340

Battery Positive Voltage

C2

GY

8

Instrument Panel Lamp Supply Voltage

GY

8

Instrument Panel Lamp Supply Voltage

C3

L-GN

377

Serial Data

C4

OG

52

Blower Motor High Control (C60)

C5

BN

9

Park Lamp Supply Voltage (C60)

C6-C7

--

--

Not Available

C8

BN

4

Accessory Voltage

BN

4

Accessory Voltage

C9-C12

--

--

Not Used

D1

RD/WH

1040

Battery Positive Voltage

D2

--

--

Not Used

D3

PK

3

Ignition 1 Voltage

PK

3

Ignition 1 Voltage

D4

PU

65

Blower Motor Supply Voltage (C60)

D5

--

--

Not Used

D6-D7

--

--

Not Available

D8

YE

143

Accessory Voltage

D9

--

--

Not Used

D10

RD/WH

740

Battery Positive Voltage (JF4)

RD/WH

740

Battery Positive Voltage (JF4)

D11-D12

--

--

Not Used

E1

RD/WH

440

Battery Positive Voltage

RD/WH

440

Battery Positive Voltage

E2

RD/BK

442

Battery Positive Voltage (C68)

E3

D-BU

101

Blower Motor Supply Voltage (C60)

E4-E9

--

--

Not Used

E10

RD/WH

840

Battery Positive Voltage (UE1)

E11

--

--

Not Used

E12

BK

650

Ground

F1

RD/WH

1440

Battery Positive Voltage

RD/WH

1440

Battery Positive Voltage

F2

GY

8

Instrument Panel Lamp Supply Voltage

GY

8

Instrument Panel Lamp Supply Voltage (JF4)

F3

GY

8

Instrument Panel Lamp Supply Voltage

GY

8

Instrument Panel Lamp Supply Voltage (T96)

F4-F5

--

--

Not Used

F6

PK

339

Ignition 1 Voltage

F7-F8

--

--

Not Used

F9

PK

1039

Ignition 1 Voltage (NV7)

F10-F12

--

--

Not Used

Fuse Block - Rear Label


Object Number: 1689119  Size: MF

Fuse Block - Rear Label Usage

No.

Device

Rating

Description

1

--

--

Not Used

2

DRV SEAT Fuse

30A

Seat Adjuster Switch - Driver

3-4

--

--

Not Used

5

EMISSION 2 Fuse

10A

Evaporative Emission (EVAP) Canister Vent Solenoid Valve

6

PRK LAMPS Fuse

10A

PARK LPS Relay 27

7-9

--

--

Not Used

10

S/ROOF Fuse

15A

Sunroof Control Module (CF5)

11

--

--

Not Used

12

AUX PWR #2 Fuse

20A

Auxiliary Power Outlet - Rear (Extended Sedan)

13

--

--

Not Used

14

HTD SEAT Fuse

15A

Heated Seat Control Module - Driver (KA1) and Heated Seat Control Module - Passenger (KA1)

15

--

--

Not Used

16

RKE/XM/DVD/UGD Fuse

7.5A

Digital Radio Receiver (U2K), DVD Player (U32), Garage Door Opener Transmitter (UG1), and Remote Control Door Lock Receiver (RCDLR)

17

BCK/UP LAMPS Fuse

10A

BU/LP Relay 33

18-19

--

--

Not Used

20

CIG/AUX Fuse

20A

Auxiliary Power Outlet - Console (NW7, NW9), Auxiliary Power Outlet - Front (w/o NW7, NW9), and Cigar Lighter

21

--

--

Not Used

22

TRUNK Fuse

10A

TRUNK Relay 36

23

RR DEFOG Fuse

30A

Rear Window Defogger Grid

24

HTD MIR Fuse

10A

Outside Rearview Mirror - Driver (DL8), Outside Rearview Mirror - Passenger (DL8)

25

FUEL PUMP Fuse

15A

FUEL/PMP Relay 37

26

R/WDO DEFOG Relay

--

RR DEFOG Fuse 23 and HTD MIR Fuse 24

27

PRK LP Relay

--

Backup Lamp - Left, Backup Lamp - Right, Body Control Module (BCM), Garage Door Opener Transmitter (UG1), HVAC Control Module (C60), License Lamp (Extended Sedan), License Lamp - Left (Sedan), License Lamp - Right (Sedan) Park/Turn Signal Lamp - LF, Park/Turn Signal Lamp - RF, Tail Lamp - Left, Tail Lamp - Right, Tail/Stop and Turn Signal Lamp - Left, Tail/Stop and Turn Signal Lamp - Right

28-32

--

--

Not Used

33

BU/LP Relay

--

Backup Lamp - Left, Backup Lamp - Right, and Inside Rearview Mirror (DD8)

34-35

--

--

Not Used

36

TRUNK Relay

--

Rear Compartment Lid Latch

37

FUEL/PMP Relay

--

Fuel Pump

38

CARGO LP Diode

--

Cargo Lamp Switch (Extended Sedan), Rear Compartment Lid Latch (Sedan)

Fuse Block - Rear Top View


Object Number: 1356207  Size: MF

Fuse Block - Rear Bottom View


Object Number: 1356211  Size: MF

Fuse Block - Rear C1


Object Number: 1376294  Size: CH

Connector Part Information

  • OEM: 15492673
  • Service: 88988767
  • Description: 62-Way F Metri-Pack 280, 800 Series (BK)

Terminal Part Information

  • Pins: A6, C12, F8
  • Terminal/Tray: 12110127/19
  • Core/Insulation Crimp: F/G
  • Release Tool/Test Probe: 12150860/J-35616-44 (YE)
  • Pins: A7, A9-A10, B3, B7-B9, B12, C4-C5, C9, D5, D10, E5, E10-E11, F2, F6, F10-F11
  • Terminal/Tray: 12110844/4
  • Core/Insulation Crimp: Pins A7, A9, B3, B7-B9, B12, C4-C5, C9, D5, D10, E5, E10-E11, F2, F6, F10-F11 - E/C
  • Core/Insulation Crimp: Pins A10 - C/A
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
  • Pins: C1, D1, D3, E7
  • Terminal/Tray: 12110844/4
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Fuse Block - Rear C1

Pin

Wire Color

Circuit No.

Function

A1-A3

--

--

Not Used

A4

RD/BK

142

Battery Positive Voltage

A5

--

--

Not Available

A6

RD/BK

1242

Battery Positive Voltage

A7

GY

8

Instrument Panel Lamp Supply Voltage

GY

8

Instrument Panel Lamp Supply Voltage

A8

--

--

Not Used

A9

D-GN/WH

465

Fuel Pump Relay Control

A10

GY

120

Fuel Pump Supply Voltage

A11-A12

--

--

Not Used

B1-B2

--

--

Not Used

B3

RD/WH

1540

Battery Positive Voltage

B4-B5

--

--

Not Available

B6

--

--

Not Used

B7

BN/WH

2517

Keypad Red LED Signal (UE1)

B8

WH

193

Rear Defog Relay Control

B9

GY

8

Instrument Panel Lamp Supply Voltage

GY

8

Instrument Panel Lamp Supply Voltage (C25)

B10-B11

--

--

Not Used

B12

WH

606

Driver Mirror Heating Element Supply Voltage (DL8)

WH

606

Passenger Mirror Heating Element Supply Voltage (DL8)

C1

BN

9

Park Lamp Supply Voltage (Sedan)

BN

9

Park Lamp Supply Voltage (Sedan)

BN

9

Park Lamp Supply Voltage (UK6, U32)

C2-C3

--

--

Not Used

C4

WH

1080

Park Lamp Relay Control

C5

GY

157

Courtesy Lamp Control

C6-C7

--

--

Not Available

C8

--

--

Not Used

C9

OG

1732

Courtesy Lamps Supply Voltage

OG

1732

Courtesy Lamps Supply Voltage

C10-C11

--

--

Not Used

C12

PU

293

Rear Defog Element Supply Voltage

D1

BN

9

Park Lamp Supply Voltage

BN

9

Park Lamp Supply Voltage

D2

--

--

Not Used

D3

BK

1050

Ground (UE1)

D4

--

--

Not Used

D5

YE/BK

2516

Keypad Green LED Signal (UE1)

D6-D7

--

--

Not Available

D8-D9

--

--

Not Used

D10

GY

8

Instrument Panel Lamp Supply Voltage (KA1)

GY

8

Instrument Panel Lamp Supply Voltage (KA1)

D11-D12

--

--

Not Used

E1-E4

--

--

Not Used

E5

L-GN/BK

2515

Keypad Supply Voltage (UE1)

E6

--

--

Not Used

E7

RD/WH

1140

Battery Positive Voltage (KA1)

RD/WH

1140

Battery Positive Voltage (KA1)

E8-E9

--

--

Not Available

E10

L-BU

1344

Trunk Release Relay Control

E11

GY

8

Instrument Panel Lamp Supply Voltage

GY

8

Instrument Panel Lamp Supply Voltage

E12

--

--

Not Used

F1

--

--

Not Used

F2

YE

243

Accessory Voltage

F3-F5

--

--

Not Used

F6

D-GN/WH

2514

Keypad Signal (UE1)

F7

--

--

Not Used

F8

RD/BK

42

Battery Positive Voltage

F9

--

--

Not Available

F10

TN/WH

56

Trunk Release Motor Supply Voltage

F11

GY

8

Instrument Panel Lamp Supply Voltage

GY

8

Instrument Panel Lamp Supply Voltage

F12

--

--

Not Used

Fuse Block - Rear C2


Object Number: 1362564  Size: CH

Connector Part Information

  • OEM: 15492675
  • Service: 88988613
  • Description: 41-Way F Metri-Pack Mixed Series (RD)

Terminal Part Information

  • Terminal/Tray: 12110844/4
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Fuse Block - Rear C2

Pin

Wire Color

Circuit No.

Function

A1

--

--

Not Used

A2

BN

9

Park Lamp Supply Voltage (Extended Sedan)

A3-A12

--

--

Not Used

B1

BN

9

Park Lamp Supply Voltage

BN

9

Park Lamp Supply Voltage

B2

--

--

Not Used

B3

L-GN

24

Backup Lamp Supply Voltage

L-GN

24

Backup Lamp Supply Voltage

B4-B12

--

--

Not Used

C1-C2

--

--

Not Available

C3-C8

--

--

Not Used

C9

D-GN

19

Right Rear Stop/Turn Lamp Supply Voltage

C10

--

--

Not Used

C11

YE

18

Left Rear Stop/Turn Lamp Supply Voltage

C12

--

--

Not Used

D1-D12

--

--

Not Used

Fuse Block - Rear C3


Object Number: 1376708  Size: CH

Connector Part Information

  • OEM: 15409854
  • Service: 22708787
  • Description: 32-Way F Metri-Pack 280 Flexlock Series (M-GY)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Fuse Block - Rear C3

Pin

Wire Color

Circuit No.

Function

A1

--

--

Not Used

A2

D-BU/WH

243

Accessory Voltage (DD8)

YE

243

Accessory Voltage (CF5)

A3-A4

--

--

Not Used

A5

RD/WH

1640

Battery Positive Voltage (CF5)

A6

--

--

Not Used

B1

--

--

Not Used

B2

BK

1050

Ground (DD8/UE1)

BK

1050

Ground (UG1)

B3-B6

--

--

Not Used

C1-C2

--

--

Not Used

C3-C4

--

--

Not Available

C5

GY

2516

Keypad Green LED Signal (UE1)

C6

GY

157

Courtesy Lamp Control

D1

--

--

Not Used

D2

BK/WH

2515

Keypad Supply Voltage (UE1)

D3-D4

--

--

Not Available

D5

BN/WH

2517

Keypad Red LED Signal (UE1)

D6

RD/WH

1240

Battery Positive Voltage (UG1)

E1

--

--

Not Used

E2

D-BU

2514

Keypad Signal (UE1)

E3

--

--

Not Used

E4

BK

1350

Ground

BK

1350

Ground (DH6)

E5

OG

1732

Courtesy Lamps Supply Voltage

OG

1732

Courtesy Lamps Supply Voltage (C95)

E6

OG

1732

Courtesy Lamps Supply Voltage (DH6/D74)

OG

1732

Courtesy Lamps Supply Voltage (DH6)

F1

BN

9

Park Lamp Supply Voltage (UG1)

F2

BN

24

Backup Lamp Supply Voltage (DD8)

F3

BK

1350

Ground

BK

1350

Ground (C95)

F4

BK

1350

Ground (CF5)

F5-F6

--

--

Not Used

Fuse Block - Rear C4


Object Number: 1376708  Size: CH

Connector Part Information

  • OEM: 15492678
  • Service: 88988768
  • Description: 32-Way F Metri-Pack 280 Flexlock Series (WH)

Terminal Part Information

  • Pins: A4-A5, D6, E6, F4, B2, B4
  • Terminal/Tray: 12110844/4
  • Core/Insulation Crimp: Pins A4-A5, D6, E6, F4 - E/C
  • Core/Insulation Crimp: Pins B2, B4 - E/A
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
  • Pins: D1, F2, F6
  • Terminal/Tray: 12110844/4
  • Core/Insulation Crimp: C/A
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Fuse Block - Rear C4

Pin

Wire Color

Circuit No.

Function

A1-A3

--

--

Not Used

A4

OG/BK

744

Rear Compartment Lid Ajar Switch Signal

OG/BK

744

Rear Compartment Lid Ajar Switch Signal (Sedan)

WH/BK

158

Rear Compartment Lid Ajar Switch Signal (Extended Sedan)

A5

OG/BK

737

Rear Compartment Lamp Control

A6

--

--

Not Used

B1

--

--

Not Used

B2

YE

18

Left Rear Stop/Turn Lamp Supply Voltage

B3

--

--

Not Used

B4

D-GN

19

Right Rear Stop/Turn Lamp Supply Voltage

B5-B6

--

--

Not Used

C1-C2

--

--

Not Used

C3-C4

--

--

Not Available

C5-C6

--

--

Not Used

D1

RD/WH

40

Battery Positive Voltage

D2

--

--

Not Used

D3-D4

--

--

Not Available

D5

--

--

Not Used

D6

RD/WH

1240

Battery Positive Voltage (UK6)

E1-E5

--

--

Not Used

E6

RD/WH

1240

Battery Positive Voltage

RD/WH

1240

Battery Positive Voltage (U2K)

F1

--

--

Not Used

F2

BK

1350

Ground

F3

--

--

Not Used

F4

L-BU

2182

Reverse Lamp Relay Control

F5

--

--

Not Used

F6

RD/WH

240

Battery Positive Voltage (Extended Sedan)