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.
Automatic Level Control Suspension Connector End Views
2004 Oldsmobile Bravada RWDSECTION Automatic Level Control Suspension Connector End Views
WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
Auto Level Control (ALC) Air Compressor Connector End View
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | OG | 840 | Battery Positive Voltage |
| B | OG | 840 | Battery Positive Voltage |
| C | WH | 320 | Auto Level Control Exhaust Solenoid Control |
| D | YE | 321 | Automatic Level Control Relay Coil Supply Voltage |
| E | OG | 1240 | Battery Positive Voltage |
| F | OG | 840 | Battery Positive Voltage |
| G | BK | 450 | Ground |
| H | WH | 837 | Automatic Level Control Inflator Relay Coil Control |
Automatic Level Control (ALC) Compressor Relay Connector End View
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 30 | OG | 840 | Battery Positive Voltage |
| 85 | BK | 450 | Ground |
| 86 | YE | 321 | Automatic Level Control Relay Coil Supply Voltage |
| 87 | OG | 1240 | Battery Positive Voltage |
Automatic Level Control (ALC) Inflator Air Switch Connector End View
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | OG | 840 | Battery Positive Voltage |
| B | - | - | Not Used |
| C | L- BU | 1770 | Ride Control Serial Data |
| D | WH | 1245 | Automatic Level Control Inflation Timer Relay Coil Control |
Automatic Level Control (ALC) Inflator Solenoid Connector End View
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | - | 840 | Battery Positive Voltage |
| B | - | 837 | Automatic Level Control (ALC) Inflator Relay Coil Control |
Auto Level Control (ALC) Sensor Connector End View
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | WH | 320 | Automatic Level Control Exhaust Solenoid Control |
| B | YE | 321 | Automatic Level Control Relay Coil Supply Voltage |
| C | BK/WH | 151 | Ground |
| D | YE | 843 | Accessory Voltage |
| E | L- BU | 1770 | Ride Control Serial Data |
| F | WH | 837 | Automatic Level Control Inflator Relay Coil Control |
| G | WH | 1245 | Automatic Level Control Inflation Timer Relay Coil Control |
| H | OG | 840 | Battery Positive Voltage |
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.