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.
2005 Pontiac Aztek Base, FWDFACTORY OEM SERVICE PROCEDURE
Installation Procedure
WARNING: This page is about a different car, the 2004 Chevrolet Monte Carlo and 2004 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
- Install the PCM to the connectors.
Tighten: Tighten the connectors to 8 N.m (71 lb in).
- Install the PCM (4) and the harness into the air cleaner housing.
- Install the air cleaner housing cover assembly. Refer to Air Cleaner Assembly Replacement .
- Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
- If a replacement PCM is being installed, program the PCM. Refer to Service Programming System (SPS) in Programming.
NOTE:
Refer to Fastener Notice
in Cautions and Notices.
Factory Service Tools
Use the Manual With the Right Hardware
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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.