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 Chevrolet Express 1/2 Ton Van V6-4.3L VIN XFACTORY OEM SERVICE PROCEDURE
Audible Warning Device Control Module: Service and Repair
MULTIFUNCTION ALARM MODULE REPLACEMENT
REMOVAL PROCEDURE
1. Remove the drivers side knee bolster.
2. Disconnect the multi-function audio alarm module (2) electrical connector (1).
3. Remove the multi-function audio alarm module (2) from the vehicle.
INSTALLATION PROCEDURE
1. Install the multi-function audio alarm module (2) to the mag beam.
2. Connect the electrical connector (1) to the multi-function audio alarm module (2).
3. Install the drivers side knee bolster.
REMOVAL PROCEDURE
1. Remove the drivers side knee bolster.
2. Disconnect the multi-function audio alarm module (2) electrical connector (1).
3. Remove the multi-function audio alarm module (2) from the vehicle.
INSTALLATION PROCEDURE
1. Install the multi-function audio alarm module (2) to the mag beam.
2. Connect the electrical connector (1) to the multi-function audio alarm module (2).
3. Install the drivers side knee bolster.
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.
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