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 605 (AIR BAG SYSTEM)DIAGNOSTICSDIAGNOSTIC PROCEDURE
2004 Oldsmobile Bravada AWD
Diagnostic Procedure
2004 Oldsmobile Bravada AWDSECTION Diagnostic Procedure
WARNING: This page is about a different car, the 2004 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
When performing inspection of past malfunction DTCs, additional DTCs may be recorded in system memory by removing or disconnecting related parts during diagnostic procedure. Inspect only DTCs that were recorded prior to inspection.
- Turn ignition to ON position. If AIR BAG warning light illuminates for about 6 seconds, then goes off, go to next step. If AIR BAG warning light does not illuminate, confirm malfunction symptom and diagnose appropriate AIR BAG warning light malfunction. See DIAGNOSTIC SYMPTOMS table.
- Using scan tool, determine if present malfunction DTCs exist. See RETRIEVING DIAGNOSTIC TROUBLE CODES (DTCS) . If present malfunction DTCs DO NOT exist, go to next step. If present malfunction DTCs do exist, perform appropriate diagnostic tests, one-by-one, starting with the smallest DTC. See FAULT CODE IDENTIFICATION table. After completing all diagnostic tests, use scan tool to determine if any present malfunction DTCs still exist. Continue diagnostic tests until no present malfunction DTCs remain. Go to step 4 .
- Using scan tool, determine if past malfunction DTCs exist. If past malfunction DTCs DO NOT exist, diagnostic procedure is complete. If past malfunction DTCs do exist, shake related wiring harness. Using scan tool, determine if present malfunction DTCs now exist. If present malfunction DTCs exist, go to step 2 . If present malfunction DTCs DO NOT exist, perform appropriate diagnostic tests for past malfunction DTCs, one-by-one, starting with the smallest DTC. See FAULT CODE IDENTIFICATION table. Go next step.
- Using scan tool, clear any stored DTCs in SAS control module. See CLEARING DIAGNOSTIC TROUBLE CODES (DTCS) . After performing DTC clearing procedure, use scan tool to determine if any stored DTCs remain. Repeat clearing procedure until all stored DTCs are cleared from SAS control module memory.
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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.