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 RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 649 (ELECTRONIC SUSPENSION SYSTEM - AUTOMATIC LEVEL CONTROL)
2004 Oldsmobile Bravada RWD
Section 649 (Electronic Suspension System - Automatic Level Control)
2004 Oldsmobile Bravada RWDSECTION Section 649 (Electronic Suspension System - Automatic Level Control)
WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic And Routing Diagrams
- Component Locator
- Diagnostic Information And Procedures
- Diagnostic Starting Point - Automatic Level Control
- Diagnostic System Check - Automatic Level Control
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC C0625: Left Rear Position Sensor Malfunction
- DTC C0628: Level Control Position Sensor Circuit High
- DTC C0660: Level Control Exhaust Valve Circuit Malfunction
- DTC C0663: Level Control Exhaust Valve Circuit High
- Symptoms - Automatic Level Control
- Air Compressor Leak Test
- Automatic Level Control System Leak Test
- Rear Of Vehicle High
- Rear Of Vehicle Low
- Repair Instructions
- Description And Operation
- Automatic Level Control Description And Operation
- Automatic Level Control
- Raising the Vehicle
- Air Compressor Head Relief Sequence
- Lowering the Vehicle
- Air Replenishment Cycle
- Air Compressor Description
- Air Dryer Description
- Exhaust Solenoid Description
- Automatic Level Control Sensor Description
- Air Shock Absorber or Strut Description
- Air Lines and Connectors Description
- Automatic Level Control Description And Operation
- Special Tools And Equipment
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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.