GM Service Manual Online
For 1990-2009 cars only
Table 1: Daytime Running Lights (DRL) Control Module Connector
Table 2: Daytime Running Lights (DRL) Diode Module Connector
Table 3: Headlamps Dimmer Switch and Turn/Hazard Lamp Switch Connector
Table 4: Headlamp Switch Connector
Table 5: Instrument Panel Lamps Dimmer Switch Connector
Table 6: Stoplamps Switch Connector
Table 7: Transmission Range Shift Control Connector

Daytime Running Lights (DRL) Control Module Connector


Object Number: 257959  Size: CH

Connector Part Information

    • 12191131
    • 8 Way Printed Circuit Edgeboard Series Standard Connector (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

1134

To Park Brake Pull Button Relay Cavity H1 in the IP Wiring Harness Junction Block

B

LT BLU

1134

Through S216 to the Diode Network, Ignition Switch Ground in Start

C

PNK

39

Through S221 to Fuse 4 (Gauges)

D

YEL

10

Through the steering column connector to the Headlamp Switch and the Headlamp Dimmer Switch

E

TAN / WHT

33

Through S208 to the Diode Network

F

YEL / BLK

1471

Through C202 to the Brake Indicator Lamp

G

LT GRN /BLK

592

Through C203 to the DRL Indicator Lamp

H

BLK

150

Through S201 to G200

Daytime Running Lights (DRL) Diode Module Connector


Object Number: 35456  Size: CH

Connector Part Information

    • 12064749
    • 2 Way F Metri-Pack 480 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN

340

Feed from DRL Fuse 15

B

YEL

634

Output to headlamps through DRL relay

Headlamps Dimmer Switch and Turn/Hazard Lamp Switch Connector


Object Number: 402052  Size: CH

Connector Part Information

    • 12077822
    • 48 Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A1

--

--

Not Used

A2

PNK

139

Turn and Backup Lamp Input from TURN-B/U Fuse

A3

LT BLU

1508

Turn/Hazard Lamp Flasher Output

A4-A5

--

--

Not Used

A6

DK BLU

15

RH Turn Signal Lamp Output

A7

LT BLU

14

LH Turn Signal Lamp Output

A8-A10

--

--

Not Used

A11

BLK

28

Horn Relay Output

A12

GRY

397

Throttle Actuator Control Module Output

A13

BRN

41

Cruise Control Input from CRUISE Fuse

A14

DK BLU

84

Throttle Actuator Control Module Output

A15

GRY/BLK

87

Throttle Actuator Control Module Output

A16-B1

--

--

Not Used

B2

BLK

150

Ignition Switch Ground (G 200)

B3

LT GRN

80

Multifunction Alarm Module Output

B4

TAN

159

Instrument Panel (IP) Wiring Harness Junction Block Output, Body Builder Provisions

B5

LT BLU

1134

Park Brake Switch Signal

B6-C1

--

--

Not Used

C2

BLK

150

Ignition Switch Ground (G 200)

C3-C4

--

--

Not Used

C5

PNK

3

Ignition Output to TAC, GAUGES and TURN-B/U Fuses

C6

ORN

300

Ignition Output to JACK, STEP, BRAKE, CRUISE, and A/C COMP Fuses

D1

YEL

5

Ignition Ouput to CRANK Fuse

D2

RED

342

Ignition Input from IGN B Fuse

D3-D4

--

--

Not Used

D5

RED

242

Ignition Input from IGN A Fuse

D6

BRN

4

Ignition Output to RADIO/ACC, WIPER Fuses and PWR ACCY 2 Circuit Breaker

E1

GRY

1696

Turn/Hazard Lamp Flasher Output

E2

LT BLU

20

Stoplamp Feed

E3

PPL

92

Wiper/Washer Harness Connector Output

E4

YEL

143

Input from WIPER Fuse

E5

BRN

96

Windshield Wiper Pulse Control Module Output

E6

DK GRN

19

RR Turn Signal Lamp Output

E7

YEL

18

LR Turn Signal Lamp Output

E8

ORN

140

Input from STOP/HAZ Fuse

E9

PPL

1697

Turn/Hazard Lamp Flasher Output

E10

--

--

Not Used

E11

LT GRN

11

High Beam Headlamps Output

E12

PPL

359

Low Beam Headlamps Output

E13

YEL

10

Input from Headlamps Switch

Headlamp Switch Connector


Object Number: 261928  Size: CH

Connector Part Information

    • 12020029
    • 6 Way F Metri-Pack 480 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

BRN

9

Through S227 to the Fuse Block and Instrument Cluster Dimmer Switch Terminal A

B

--

--

Not Used

C

RED

42

Through S225 to Fuse 47 (Lighting)

D

YEL

10

Through C203 to terminal D of the DRL Control Module

E

ORN

240

Through C203 to Fuse 9 (Park Lamps)

F

--

--

Not Used

Instrument Panel Lamps Dimmer Switch Connector


Object Number: 261910  Size: CH

Connector Part Information

    • 12020030
    • 4 Way F Metri-Pack 480 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

BRN

9

Through S227 to the Headlamp Switch terminal A

B

BLK

150

Through S201 to Ground G200

C

WHT

156

Through C203 to the IP Wiring Harness Junction Block

D

DK GRN

44

Through C202 to Fuse 14 (Illum) in the Fuse Block

Stoplamps Switch Connector


Object Number: 62424  Size: CH

Connector Part Information

    • 12040551
    • 6 Way F Metri-Pack 480 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

WHT

17

Stoplamp Switch Output

B

ORN

140

Input from STOP/HAZ Fuse

C

BRN

241

Input from BRAKE Fuse

D

PPL

420

Output to PCM and EBCM

E-F

--

--

Not Used

Transmission Range Shift Control Connector


Object Number: 62449  Size: CH

Connector Part Information

    • 12052848
    • 6 Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL/BLK

1131

Auto Apply Park Brake Switch Output

B

LT GRN

24

Backup Lamp Output

C

BLK

150

Ground

D

GRY

8

Input from ILLUM Fuse

E

PNK

139

Input from TURN-B/U Fuse

F

YEL

909

Input from AUTO PARK Fuse