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.
2002 Pontiac Aztek AWDFACTORY OEM SERVICE PROCEDURE
Removal Procedure
WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
You must perform the new body control module (BCM) setup when replacing the BCM. Refer to Body Control Module (BCM) Programming/RPO Configuration .
- Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (LA1) or Battery Negative Cable Disconnect/Connect Procedure (LY7) in Engine Electrical.
- Remove the console accessory wiring junction block. Refer to Console Electrical Center or Junction Block Replacement in Wiring Systems.
- Rotate the BCM retaining lever (1) to release the BCM from the console accessory wiring junction block.
- Remove the BCM (2) from the console accessory wiring junction block.
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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