GM Service Manual Online
For 1990-2009 cars only
Table 1: Fuel Pump Motor and Sender Connector (Gas)
Table 2: Fuel Pump Motor and Sender Connector (Diesel)
Table 3: Engine Temperature Switch Connector
Table 4: Engine Oil Pressure Sender Connector
Table 5: Park/Neutral Position Switch, C1 Connector
Table 6: Park/Neutral Position Switch, C2 Connector
Table 7: Instrument Cluster Connector

Fuel Pump Motor and Sender Connector (Gas)


Object Number: 258300  Size: CH

Connector Part Information

    • 12160482
    • 3F M/P 150 (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

1589

Fuel Gauge Sensor Signal

B

GRY

120

Fuel Pump Motor Feed

C

BLK

150

Ground

D

BLK

470

Sensor Return

Fuel Pump Motor and Sender Connector (Diesel)


Object Number: 258174  Size: CH

Connector Part Information

    • 12010973
    • 2M W/P 5HD (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

451

Engine Control Module Ground

B

PPL

30

Fuel Gauge Sensor Signal

Engine Temperature Switch Connector


Object Number: 333039  Size: CH

Connector Part Information

    • 12089499
    • 1F M/P 150 (BLU)

Pin

Wire Color

Circuit No.

Function

A

DK GRN

35

Coolant Temperature Indicator Lamp Output

B

--

--

Not Used

Engine Oil Pressure Sender Connector


Object Number: 39663  Size: CH

Connector Part Information

    • 12065299
    • 4-Way F Metri-pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

TAN

31

Oil Pressure Indicator Lamp Output

B-D

--

--

Not Used

Park/Neutral Position Switch, C1 Connector


Object Number: 68780  Size: CH

Connector Part Information

    • 12129840
    • 7-Way F Metri-pack Mixed (GRY)

Pin

Wire Color

Circuit No.

Function

A

YEL

1737

Transmission-mounted Neutral Safety Switch Output

B

LT GRN

275

Transmission-mounted Neutral Safety Switch Output - Park

C

PNK

139

Fuse Output - Ignition 1 - Type III Fuse

D

BLK

150

Ground

E

PPL

806

Fuse Output - Crank - Type III Fuse

F

LT GRN

24

Backup Lamp Feed

G

PPL/WHT

1035

Starter Relay Feed - Coil

Park/Neutral Position Switch, C2 Connector


Object Number: 40412  Size: CH

Connector Part Information

    • 12191757
    • 4-Way F Metri-pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

771

Transmission Position Switch Signal (Bit 1)

B

GRY

773

Transmission Position Switch Signal (Bit 3)

C

WHT

776

Transmission Position Switch Signal (Parity)

D

YEL

772

Transmission Position Switch Signal (Bit 2)

Instrument Cluster Connector


Object Number: 39791  Size: CH

Connector Part Information

    • 12146397
    • 32 Way P/C BOW P2S (BLK)

Pin

Wire Color

Circuit No.

Function

1-3

--

--

Not Used

4

BRN

25

Battery Lamp

5

LT GRN

867

ABS Lamp

6

BRN

358

SIR Indicator Lamp Output

7

TAN

31

Oil Pressure Indicator Lamp Output

8

WHT

121

Tachometer

9

DK GRN

35

Coolant Temperature

10

DK GRN

389

Speedometer

11

BLK/WHT

451

Ground

12

BLK/WHT

771

PRNDL A

13

WHT

776

PRNDL/Parity

14

YEL

772

PRNDL B

15

PNK

1020

Ignition O-PRNDL

16

--

--

Not Used

17

TAN/WHT

33

Brake Warning Indicator Lamp Output

18

YEL

234

Seat Belt Lamp

19

LT GRN

11

Hi Beam

20

LT BLU

14

Turn Signal Lamp Feed (Left Turn)

21

DK BLU

15

Turn Signal Lamp Feed (Right Front)

22

GRY

8

I/P Dimming

23

BLK/WHT

451

Ground

24

BRN/WHT

419

Check Engine Indicator Lamp Output

25

--

--

Not Used

26

WHT/BLK

176

Service Throttle Soon Indicator Lamp Output (Diesel)

27

DK BLU

507

Glow Plug Indicator Lamp Signal (Diesel)

28

PNK

39

Ignition 1

29

PPL

30

Fuel Gauge Sensor Signal

30

BRN

9

Park Lamp Feed

31

PNK

39

Ignition 1

32

GRY

773

PRNDL C