For 1990-2009 cars

#### Automatic Level Control Compressor

Connector Part Information |

• | 12129565

• | 4-Way F Metri-Pack 280 Series, Sealed (GRY)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | BLK | 1250 | Ground
B | WHT | 320 | ALC Exhaust Solenoid Output
C | DK GRN | 322 | ALC Compressor Motor Feed
D | RED | 1042 | Fused Output - Battery

#### Automatic Level Control Relay (Pontiac)

Connector Part Information |

• | 02965977

• | 8-Way F 56 Series (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | PPL | 1267 | ALC Reset Signal
B | LT BLU | 1248 | ALC Height Sensor Signal
C | DK BLU | 1249 | ALC Inflator Solenoid Valve Feed
D | RED | 1042 | Fused Output - Battery
E | YEL | 321 | ALC Relay Output - Coil
F | WHT | 837 | ALC - Inflator Relay Output - Coil
G | - | - | Not Used
H | BLK | 1250 | Ground

#### Automatic Level Control Sensor

Connector Part Information |

• | 12052848

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

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | BLK | 1250 | Ground
B | YEL | 321 | ALC Relay Output - Coil
C | RED | 1042 | Fused Output - Battery
D | BRN | 641 | Fused Output - IGN3
E | WHT | 320 | ALC Exhaust Solenoid Output
F | - | - | Not Used

#### Inflator Air Solenoid Valve (Pontiac)

Connector Part Information |

• | 02984951

• | 2-Way F 56 Series (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | DK BLU | 1249 | ALC Inflator Solenoid Valve Feed
B | BLK | 1250 | Ground

#### Inflator Switch (Pontiac)

Connector Part Information |

• | 12015683

• | 3-Way F Pin Grip Connector (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | WHT | 837 | ALC Inflator Relay Output - Coil
B | BLK | 1250 | Ground
C | PPL | 1267 | ALC Reset Signal