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.
Trouble Shooting
Note condition and operation of anti-theft system indicator light. If indicator stays on or flashes continuously, repair anti-theft system as necessary. See ANTI-THEFT SYSTEMS . Check starter solenoid terminals and battery grounds for clean, tight connections. Check for proper installation of aftermarket electronic equipment that could affect system. Check IGN (50-amp) fuse in underhood junction block for open condition. See COMPONENT LOCATIONS . Perform self-diagnostic system test to be certain no trouble codes are stored in PCM memory which may lead to misdiagnosis. For further information, see appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE. Ensure battery is in good condition and is fully charged prior to testing system. Ensure charging system is okay. See GENERATORS & REGULATORS .
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.