Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1669 (HVAC SYSTEMS - MANUAL)COMPONENT LOCATORHVAC CONNECTOR END VIEWS
2004 Oldsmobile Bravada AWD
HVAC Connector End Views
2004 Oldsmobile Bravada AWDSECTION HVAC Connector End Views
WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
A/C Compressor Clutch
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | D-GN | 59 | A/C Compressor Clutch Supply Voltage |
| 2 | BK | 150 | Ground |
A/C Refrigerant Pressure Sensor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | BK | 2751 | Low Reference |
| 2 | GY | 2700 | 5 Volt Reference (w/L61) |
| 2 | GY | 2709 | 5 Volt Reference (w/L81) |
| 3 | RD/BK | 380 | A/C Refrigerant Pressure Sensor Signal |
Evaporator Temperature Sensor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | GY | 731 | A/C Refrigerant Low Temperature Sensor Signal |
| B | PU | 719 | Low Reference |
Blower Motor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | OG | 1140 | Battery Positive Voltage |
| 2 | PU | 73 | Blower Motor High Control |
Blower Motor Resistor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | TN | 63 | Blower Motor Medium 1 Control |
| B | PU | 73 | Blower Motor High Control |
| C | L-BU | 72 | Blower Motor Medium 2 Control |
| D | YE | 60 | Blower Motor Low Control |
HVAC Control Module C1
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | BK/WH | 151 | Ground |
| 2 | GY | 8 | Park Lamp Supply Voltage |
| 3 | L-GN | 66 | A/C Request Signal |
| 4 | WH | 193 | Rear Defogger Relay Control |
| 5 | GY | 705 | 5 Volt Reference |
| 6 | PU/WH | 3361 | Defrost Mode Valve Solenoid Control B |
| 7 | PU | 361 | Defrost Mode Valve Solenoid Control A |
| 8 | PK/WH | 1648 | Recirculation Door Control A |
| 9 | L-GN/BK | 1647 | Recirculation Door Control B |
| 10 | L-BU | 292 | Rear Defog Switch Signal |
| 11 | BN | 41 | Ignition 3 Voltage |
| 12 | BK | 407 | Low Reference |
| 13 | RD | 708 | Mode Door Position Signal |
| 14 | YE/BK | 1814 | Lower Mode Door Position Signal |
| 15 | YE/BK | 713 | Defrost Mode Valve Position Sensor Signal |
| 16 | OG/WH | 3362 | Upper Mode Valve Solenoid Control B |
| 17 | RD | 362 | Upper Mode Valve Solenoid Control A |
| 18 | L-GN/BK | 3366 | Lower Mode Valve Solenoid Control B |
| 19 | L-GN/WH | 366 | Lower Mode Valve Solenoid Control A |
| 20 | YE | 60 | Blower Motor Low Control - Redundant |
HVAC Control Module C2
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | PU | 73 | Blower Motor High Control |
| 2 | TN | 63 | Blower Motor Medium 1 Control |
| 3 | BN | 7741 | HVAC Blower Relay Control |
| 4 | YE | 60 | Blower Motor Low Control |
| YE | 60 | Blower Motor Low Control | |
| 5 | - | - | Not Used |
| 6 | L-BU | 72 | Blower Motor Medium 2 Control |
Mode Actuator - Defrost
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 5 | PU | 361 | Defrost Mode Valve Solenoid Control A |
| 6 | PU/WH | 3361 | Defrost Mode Valve Solenoid Control B |
| 7 | - | - | Not Used |
| 8 | BK | 407 | Low Reference |
| 9 | YE/BK | 713 | Defrost Mode Valve Position Sensor Signal |
| 10 | GY | 705 | 5 Volt Reference |
Mode Actuator - Floor
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 5 | L-GN/WH | 366 | Lower Mode Valve Solenoid Control A |
| 6 | L-GN/BK | 3366 | Lower Mode Valve Solenoid Control B |
| 7 | - | - | Not Used |
| 8 | BK | 407 | Low Reference |
| 9 | YE/BK | 1814 | Lower Mode Door Position Signal |
| 10 | GY | 705 | 5 Volt Reference |
Mode Actuator - Panel
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 5 | RD | 362 | Upper Mode Valve Solenoid Control A |
| 6 | OG/WH | 3362 | Upper Mode Valve Solenoid Control B |
| 7 | - | - | Not Used |
| 8 | BK | 407 | Low Reference |
| 9 | RD | 708 | Mode Door Position Signal |
| 10 | GY | 705 | 5 Volt Reference |
Recirculation Actuator
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 5 | L-GN/BK | 1647 | Recirculation Door Control B |
| 6 | PK/WH | 1648 | Recirculation Door Control A |
| 7-10 | - | - | Not Used |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.