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 1149 (SUSPENSION CONTROL SYSTEM - SUSPENSION LEVELING)DIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC SYSTEM CHECK - AUTOMATIC LEVEL CONTROL (WITH INFLATOR)TEST DESCRIPTION
2004 Oldsmobile Bravada AWD
Test Description
2004 Oldsmobile Bravada AWDSECTION Test Description
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.
The numbers below refer to the step numbers on the diagnostic table.
- 1: The presence of DTCs
- 4: The symptom list in Symptoms will determine the correct diagnostic procedure to use.
Diagnostic System Check - Automatic Level Control (With Inflator)
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Automatic Level Control Suspension Schematics | |||
| 1 | Turn ON the ignition, with the engine OFF. Press the accessory inflator switch for 3 seconds to enter diagnostic mode. After 200 seconds does the LED flash code 12? |
Go to Step 2 | Go to Step 4 |
| 2 | Press and release the accessory inflator switch. Does the LED in the Switch stop flashing? |
Go to Step 3 | - |
| 3 | Cycle the ignition switch from ON to OFF. Did you complete the procedure? |
System OK | - |
| 4 | Does the LED in the accessory inflator switch flash other codes? | Go to Diagnostic Trouble Code (DTC) List | Go to Symptoms - Automatic Level Control |
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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.