For 1990-2009 cars

Table 1: | Engine Oil Pressure Switch (L67)
Table 2: | Engine Oil Pressure Switch (L47)
Table 3: | Seat Belt Switch
Table 4: | Trip Odometer Reset Switch (Buick)
Table 5: | Instrument Cluster C1 (Buick)
Table 6: | Instrument Cluster C1 (Oldsmobile)
Table 7: | Instrument Cluster C2 (Buick)
Table 8: | Instrument Cluster C2 (Oldsmobile)
Table 9: | Remote Indicator Bank (Oldsmobile)

#### Engine Oil Pressure Switch (L67)

Connector Part Information |

• | 12048076

• | 4-Way F Metri-Pak

• | 150 Series (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | TAN/BLK | 231 | Oil Pressure Switch Signal
B | BLK/WHT | 651 | Fuel Gauge Sensor Ground
C | -- | -- | Blocked
D | -- | -- | Blocked

#### Engine Oil Pressure Switch (L47)

Connector Part Information |

• | 12048076

• | 4-Way F Metri-Pak

• | 150 Series (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | TAN/BLK | 231 | Oil Pressure Switch Signal
B | BLK/WHT | 651 | Fuel Gauge Sensor Ground
C | -- | -- | Not Used
D | -- | -- | Not Used

#### Seat Belt Switch

Connector Part Information |

• | 12047663

• | 2-Way M Metri-Pak

• | 150 Series (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | BLK | 150 | Ground
B | BLK/WHT | 238 | Seat Belt Switch Signal

#### Trip Odometer Reset Switch (Buick)

Connector Part Information |

• | 12064766

• | 8-Way F Metri-Pak

• | 150 Series (BLU)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | GRY | 8 | Instrument Panel Lamp Feed
B | BLK | 150 | Ground
C-D | -- | -- | Not Used
E | BLK/WHT | 351 | Ground - Clean
F | -- | -- | Not Used
G | LT GRN | 376 | Digital Trip Odometer Reset Switch Signal
H | BRN/WHT | 157 | Traction Control System Switch Signal

#### Instrument Cluster C1 (Buick)

Connector Part Information |

• | 12089591

• | 32 Way F Micro-Pack 100 Series (GRN)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
E1 | YEL/BLK | 68 | Low Coolant Indicator Lamp Output
E2 | -- | -- | Not Used
E3 | BRN | 358 | Airbag Indicator Lamp Output
E4 | PPL | 30 | Fuel Gauge Sensor Signal
E5 | BRN | 27 | Hazard Flasher Output
E6 | DK GRN/WHT | 817 | Vehicle Speed Signal - 4000 pulses per mile
E7 | BLK/WHT | 351 | Ground
E8 | -- | -- | Not Used
E9 | LT GRN | 376 | Trip Odometer Reset Switch Signal
E10 | -- | -- | Not Used
E11 | TAN | 800 | Serial Data Signal - UART
E12 | BLK | 150 | Ground
E13 | -- | -- | Not Used
E14 | ORN | 40 | Fused Output - Bat
E15 | PNK | 39 | Fused Output - Ign 1
E16 | TAN/WHT | 33 | Brake Warning Indicator Lamp Output
F1 | -- | -- | Not Used
F2 | GRY/BLK | 745 | Door Ajar Switch Signal -- LH Front
F3 | YEL | 234 | Fasten Belts Indicator Lamp Output
F4 | GRY | 8 | Instrument Panel Lamp Feed
F5 | YEL | 390 | Instrument Panel Lamp Feed -- Tertiary
F6 | WHT | 121 | Tachometer Signal
F7 | -- | -- | Not Used
F8 | PPL | 806 | Fused Output -- CRANK
F9 | PNK | 1020 | Fused Output -- OFF/RUN/CRANK
F10 | -- | -- | Not Used
F11 | TAN/BLK | 800 | Serial Data Signal - UART
F12 | BLK | 150 | Ground
F13 | -- | -- | Not Used
F14 | ORN | 40 | Fused Output - Bat
F15 | PNK | 39 | Fused Output - Ign 1
F16 | BLK/WHT | 651 | Fuel Gauge Sensor Ground

#### Instrument Cluster C1 (Oldsmobile)

Connector Part Information |

• | 12110207

• | 32-way F Micro-Pack 100 Series (BLU)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
C1 | -- | -- | Not Used
C2 | PPL | 30 | Fuel Gauge Sensor Signal
C3 | TAN/BLK | 231 | Oil Pressure Switch Signal
C4-C6 | -- | -- | Not Used
C7 | BRN | 1244 | Instrument Panel Lamp Feed #2
C8 | ORN/BLK | 1061 | Serial Data Signal - UART (8192 baud)
C9 | TAN | 800 | Serial Data Signal - UART (8192 baud)
C10-C11 | -- | -- | Not Used
C12 | BLK | 150 | Ground
C13 | BLK/WHT | 552 | Sensor Return
C14-D1 | -- | -- | Not Used
D2 | LT GRN | 1845 | Auxiliary Chime Control Signal
D3-D7 | -- | -- | Not Used
D8 | ORN/BLK | 1061 | Serial Data Signal - UART (8192 baud)
D9 | TAN/BLK | 800 | Serial Data Signal - UART (8192 baud)
D10 | -- | -- | Not Used
D11 | YEL | 390 | Instrument Panel Lamp Feed -- Tertiary
D12 | BLK | 150 | Ground
D13-D14 | -- | -- | Not Used

#### Instrument Cluster C2 (Buick)

Connector Part Information |

• | 12092632

• | 16 Way F Micro-Pack 100 Series (RED)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A1 | WHT | 852 | ABS Signal - ABS Failure
A2 | TAN/BLK | 231 | Oil Pressure Switch Signal
A3 | BRN/WHT | 419 | Check Engine Indicator Lamp Output
A4 | LT BLU | 14 | Turn Signal Lamp Feed - Left Front
A5 | WHT | 629 | High Beam Indicator Lamp Feed - Daytime Running Lamps
A6 | DK BLU | 15 | Turn Signal Lamp Feed - Right Front
A7 | BLK/WHT | 99 | Windshield Washer Fluid Level Sensor Signal
A8 | BRN/WHT | 1173 | Low Oil Level Indicator Lamp Output
B1 | PPL/WHT | 1572 | Traction Control System Indicator Lamp Output - Failure
B2 | -- | -- | Not Used
B3 | DK GRN | 264 | Security Indicator Lamp Feed
B4-8 | -- | -- | Not Used

#### Instrument Cluster C2 (Oldsmobile)

Connector Part Information |

• | 12110206

• | 24-way F Micro-Pack 100 Series (BLU)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A1 | DK GRN/WHT | 817 | Vehicle Speed Signal - 4000 pulses per mile
A2-A3 | -- | -- | Not Used
A4 | LT BLU/BLK | 747 | Door Ajar Switch Signal - LH Rear
A5 | -- | -- | Not Used
A6 | LT BLU | 14 | Turn Signal Lamp Feed - LH Front
A7-A8 | -- | -- | Not Used
A9 | TAN/WHT | 33 | Park Brake Warning Indicator Lamp Output
A10 | BRN | 41 | Fuse Output - Ignition 3
A11 | WHT | 85 | Cruise Indicator Lamp Output
A12 | YEL | 234 | Fasten Belts Indicator Lamp Output
B1 | PNK | 439 | Fuse Output - Ignition 1
B2 | PPL | 209 | Brake Fluid Level Indicator Lamp Output
B3 | BLK | 99 | Windshield Washer Fluid Level Sensor Signal
B4 | BLK/WHT | 746 | Door Ajar Switch Signal - RH Front
B5 | LT GRN/BLK | 748 | Door Ajar Switch Signal - RH Rear
B6 | DK BLU | 15 | Turn Signal Lamp Feed - RH Front
B7 | LT GRN | 11 | High Beam Headlamp Feed
B8 | -- | -- | Not Used
B9 | GRY/BLK | 745 | Door Ajar Switch Signal -- LH Front
B10 | BLK/WHT | 851 | Ground
B11 | PNK | 39 | Fuse Output -- Ignition 1
B12 | WHT | 121 | Tachometer Signal

#### Remote Indicator Bank (Oldsmobile)

Connector Part Information |

• | 12047946

• | 24-way F Micro-Pack 100 Series (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A1 | PNK | 39 | Fuse Output - Ignition 1
A2 | PPL | 209 | Brake Fluid Level Indicator Lamp Output
A3 | WHT | 852 | ABS Signal - ABS Failure
A4 | LT GRN | 1656 | Traction Active Indicator Lamp Output
A5 | BRN | 27 | Hazard Flasher Output
A6 | PPL/WHT | 1572 | Traction OFF Indicator Lamp Output - Failure
A7 | -- | -- | Not Used
A8 | DK GRN | 264 | Security Indicator Lamp Feed
A9 | BRN | 358 | Airbag Indicator Lamp Output
A10 | WHT | 85 | Cruise Indicator Lamp Output
A11-A12 | -- | -- | Not Used
B1 | BRN/WHT | 419 | Service Engine Soon Indicator Lamp Output
B2-B3 | -- | -- | Not Used
B4 | ORN | 40 | Fuse Output - Battery
B5-B12 | -- | -- | Not Used