GM Service Manual Online
For 1990-2009 cars only
Table 1: Brake Fluid Level Sensor
Table 2: Driver Information Center (DIC) Switch (With UH8)
Table 3: Driver Information Center (DIC) Switch (With UB7)
Table 4: Head-Up Display (HUD) Switch
Table 5: Instrument Cluster
Table 6: Engine Coolant Level Switch
Table 7: Left Front Seat Belt Switch
Table 8: Windshield Washer Solvent Level Switch

Brake Fluid Level Sensor


Object Number: 232831  Size: CH

Connector Part Information

    â€¢ 12162192
    â€¢ 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

1684

Brake Fluid Level Sensor Signal

B

BLK/WHT

351

Ground-Clean

Driver Information Center (DIC) Switch (With UH8)


Object Number: 280767  Size: CH

Connector Part Information

    â€¢ 12186098
    â€¢ 8 Way F Metri-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

GRY

8

IP Lamp Feed

B-D

--

--

Not Used

E

LT GRN

1325

DIC Signal (English/Metric)

F

--

--

Not Used

G

ORN

1816

DIC Switch (Set/Reset)

H

BLK

350

Ground

Driver Information Center (DIC) Switch (With UB7)


Object Number: 62439  Size: CH

Connector Part Information

    â€¢ 12047886
    â€¢ 8 Way F Metri-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

GRY

8

IP Lamp Feed

B

ORN

1816

DIC Signal (Set/Reset)

C

RED

1328

DIC Signal (Gauge)

D

YEL

1327

DIC Signal (Fuel)

E

LT GRN

1325

DIC Signal (English/Metric)

F

Not Used

G

TAN

1326

DIC Signal (Odometer)

H

BLK

350

Ground

Head-Up Display (HUD) Switch


Object Number: 280793  Size: CH

Connector Part Information

    â€¢ 12052444
    â€¢ 8 Way F Micro-Pack 100 Series (BLK)

Pin

Wire Color

Circuit No.

Function

1

BLK

650

Ground

2-3

--

--

Not Used

4

YEL

621

HUD Motor Feed

5

BRN

620

HUD Motor Feed

6

--

--

Not Used

7

BRN

841

Fused Ouput - IGN

8

BRN

622

HUD Switch Output

Instrument Cluster


Object Number: 405584  Size: CH

Connector Part Information

    â€¢ 12162670
    â€¢ 34-Way F Micro-Pack 100 Series BLK

Pin

Wire Color

Circuit No.

Function

A1

TAN

686

Turn Signal Lamp Feed-Right

A2

YEL

685

Turn Signal Lamp Feed-Left

A3

WHT

629

High Beam Indicator Lamp Feed-Daytime Running Lamps

A4

GRN DK/WHT

817

Vehicle Speed Signal-4000 Pulses Per Mile

A5

--

--

Not Used

A6

BRN/WHT

419

Check Engine Indicator Lamp Output

A7

PNK

39

Fuse Output-Ignition 1

A8

YEL

390

IP Lamp Feed-Tertiary

A9

RED

1328

Driver Information Center Signal-Gauge

A10

YEL

1327

Driver Infromation Center Signal-Fuel

A11

BRN

341

Fuse OUtput-Ignition 3

A12

BLK

350

Ground

A13

WHT

121

Tachometer

A14

GRY

8

IP Lamp Feed

A15

GRN LT

880

Head-Up Display Strobe Signal (w/UV6)

A16

YEL

879

Head-Up Display Clock Signal(w/UV6)

A17

BLK

876

Head-Up Display Data Signal(w/UV6)

B1

--

--

Not Used

B2

PNK

1020

Fuse Output-Off/Run/Crank

B3

ORN

840

Fuse Output-Battery

B4

YEL

234

Seat Belt Indicator Lamp Output

B5

--

--

Not Used

B6

GRN DK

264

Security Indicator Lamp Feed

B7

BLK/WHT

651

Fuel Gauge Sensor Ground

B8

TAN

1326

Driver Information Center Signal-Odometer

B9

ORN

1816

Driver Information Center Switch Signal-Set/Reset

B10

GRN LT

1325

Driver Information Center Signal-English/Metric

B11

PPL

1807

Serial Data Signal-Class B-10400 Baud

B12

PPL

1807

Serial Data Signal-Class B-10400 Baud

B13

WHT

852

ABS Signal-ABS Failure

B14

BLU LT

1134

Park Brake Switch Signal

B15

ORN/BLK

1684

Brake Fluid Level Sensor Signal

B16

GRY

8

IP Lamp Feed

B17

PPL

30

Fuel Gauge Sensor Signal

Engine Coolant Level Switch


Object Number: 68730  Size: CH

Connector Part Information

    â€¢ 12110294
    â€¢ 3-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

150

Ground

B

BRN

241

Fused Output-(Ignition)

C

LT GRN

1478

Low Coolant Sensor Signal

Left Front Seat Belt Switch


Object Number: 35441  Size: CH

Connector Part Information

    â€¢ 12047663
    â€¢ 2-Way M Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

450

Ground

B

BLK/WHT

238

Seat Belt Switch Signal

Windshield Washer Solvent Level Switch


Object Number: 280762  Size: CH

Connector Part Information

    â€¢ 12162739
    â€¢ 2 Way F Metri-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

351

Ground

B

BLK/WHT

99

Windshield Washer Fluid Level Sensor Signal

Engine Oil Level Switch


Object Number: 35437  Size: CH

Connector Part Information

    â€¢ 12052635
    â€¢ 2-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

1174

Oil Level Sensor Signal

B

BLK/WHT

51

Ground

Engine Oil Pressure Sensor


Object Number: 258299  Size: CH

Connector Part Information

    â€¢ 12065286
    â€¢ 3-Way F Metri-Pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BLK

808

Sensor Ground

B

GRY

605

Reference Voltage Feed - 5 Volt Ref

C

TAN/WHT

332

Oil Pressure Sensor Signal