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.
HVAC Control Module Replacement
If the HVAC control module needs to be replaced, the following procedures must be performed:
- Connect a scan tool to the vehicle and access SPS. Refer to Service Programming System (SPS) .
- Perform the SPS function Remote Heater and Air Conditioning Control Module - Programming and follow the on-screen instructions.
- Perform the SPS function Remote Heater and Air Conditioning Control Module - Configuration & Setup and follow the on-screen instructions.
- Clear DTCs after completing the programming procedure.
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.
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