For 1990-2009 cars

Connector 1: | A/C Compressor
Connector 2: | A/C Refrigerant Pressure Sensor 3.2L
Connector 3: | A/C Refrigerant Pressure Sensor 2.4L
Connector 4: | A/C Refrigerant Pressure Sensor 2.0L
Connector 5: | Ambient Light/Sunload Sensor
Connector 6: | HVAC Control Module X1
Connector 7: | Outside Air Temperature/Air Quality Sensor

### A/C Compressor

#### Connector Part Information

- OEM: PED 12162017
- Service: N/A
- Description: 2-Way F 150 Sealed

#### A/C Compressor

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
1 | BK | -- | Ground
2 | D-GN | -- | A/C Compressor Clutch Supply Volt

### A/C Refrigerant Pressure Sensor 3.2L

#### Connector Part Information

- OEM: PKI 832316
- Service: N/A
- Description: 3-Way F 150.2 Sealed

#### A/C Refrigerant Pressure Sensor 3.2L

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
1 | GY | -- | 5-Volt Reference
2 | BN | -- | Low Reference
3 | OG/BK | -- | A/C Refrigerant Press Sensor Signal

### A/C Refrigerant Pressure Sensor 2.4L

#### Connector Part Information

- OEM: PKI 832316
- Service: N/A
- Description: 3-Way F 150.2 Sealed

#### A/C Refrigerant Pressure Sensor 2.4L

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
1 | BN | -- | 5-Volt Reference
2 | BN/WH | -- | Low Reference
3 | OG/BK | -- | A/C Refrigerant Pressure Sensor Signal

### A/C Refrigerant Pressure Sensor 2.0L

#### Connector Part Information

- OEM: PKI 832316
- Service: N/A
- Description: 3-Way F 150.2 Sealed

#### A/C Refrigerant Pressure Sensor 2.0L

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
1 | GY | -- | 5-Volt Reference
2 | BN/WH | -- | Low Reference
3 | OG/BK | -- | A/C Refrigerant Pressure Sensor Signal

### Ambient Light/Sunload Sensor

#### Connector Part Information

- OEM: PED 12064760
- Service: N/A
- Description: 4-Way F Metri-Pack Unsealed

#### Ambient Light/Sunload Sensor

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
1 | L-BU | -- | Solar Sensor Driver Signal
2 | WH | -- | Ambient Light Sensor Signal
3 | L-BU | -- | Solar Sensor Driver Signal
4 | BK/WH | -- | Signal Ground

### HVAC Control Module X1

#### Connector Part Information

- OEM: PED 15326953
- Service: N/A
- Description: 16-Way F GT 280 Unsealed

#### HVAC Control Module X1

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
1 | GY | -- | EVAP Core Temperature Sensor Signal
2 | D-GN/WH | -- | Steering Wheel Module Low Signal
3 | L-BU | -- | Rear Defog Sw Signal
4 | D-GN | -- | Low Speed GMLAN Serial Data
5 | BN/WH | -- | I/P Lamp Dimming Control
6 | BN | -- | Run Ignition 3 Voltage
7 | BN | -- | Run Ignition 3 Voltage
8 | RDWH | -- | Battery Positive Voltage
9 | BN | -- | EVAP Core Temperature Sensor Low Reference
10 | BN | -- | Rear Defog Indicator Supply Voltage
11 | WH/BK | -- | PTC Heater Request Signal
12 | WH | -- | RR Defog Relay Control
13 | BN/WH | -- | I/P Lamp Dimming Control
14 | L-BU | -- | Solar Sensor Driver Signal
15 | PU/WH | -- | Air Quality Sensor Signal
16 | BK | -- | Ground

### Outside Air Temperature/Air Quality Sensor

#### Connector Part Information

- OEM: KET MG 610331
- Service: N/A
- Description: 4-Way F SWP Sealed

#### Outside Air Temperature/Air Quality Sensor

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
1 | OG/BK | -- | Low Reference
2 | BN | -- | 12-Volt Reference
3 | D-GN/WH | -- | Outside Air Temperature Sensor Signal
4 | PU/WH | -- | Air Quality Sensor Signal