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.

2003 Pontiac Sunfire AutomaticFACTORY OEM SERVICE PROCEDURE

Chime Level

WARNING: This page is about a different car, the 2002 Pontiac Sunfire, 2002 Chevrolet Cavalier, 2001 Pontiac Sunfire, and 2001 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Body Control Module (BCM) sends audible warning signal to radio. Radio emits chime through left front speaker.

Turn ignition switch to RUN position. Turn radio off. Press and hold radio button "6" until either LOUD or NORMAL appears on radio display. Chime will sound three times for each volume change. To change chime level, press and hold radio button "6" again. Repeat until desired chime level is achieved.

Factory Service Tools

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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.