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 458 (ENGINE CONTROLS - TROUBLESHOOTING - NO CODES)SYMPTOMSHARD STARTIGNITION SYSTEM
2004 Oldsmobile Bravada AWD
Ignition System
2004 Oldsmobile Bravada AWDSECTION Ignition System
WARNING: This page is about a different car, the 2003 Cadillac Seville and 2003 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
- Inspect the operation of the Crankshaft Position (CKP) sensors "A" and "B".
- Test for proper ignition voltage output using the J 26792 Spark Tester.
- Inspect for damaged ignition coils within the ignition coil module assemblies.
- Inspect for damaged or misaligned spark plug boots.
- Inspect for a mission or damaged ignition module ground spring.
- Inspect the spark plugs.
RENDER: 1.0x
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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.