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.

Control Assembly: Service and Repair

This is the exact OEM manual section for the path above. Use the breadcrumb to move up or down the tree until you reach the precise year, make, model, and subsystem you need.

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Heating Ventilation Air Conditioning (HVAC) Module

Removal and Installation

1. NOTE: Module configuration is required when a new HVAC is being installed.

Upload the HVAC (Heating Ventilation Air Conditioning) module configuration information to the scan tool. For additional information, refer to PMI (Programmable Module Installation) in Information Bus Programmable Module Installation (PMI).

2. Remove the LH instrument panel side trim panel.
- Position the driver door opening weatherstrip aside.

3. Remove the hood latch release screw and position the hood latch cable aside.

4. Remove the Body Control Module (BCM).

5. Remove the HVAC module.
1. Disconnect the HVAC module electrical connectors.

2. Remove the HVAC module screw.

3. Remove the HVAC module.

6. To install, reverse the removal procedure.
- Download the configuration information to the new HVAC (Heating Ventilation Air Conditioning) module. For additional information, refer to PMI (Programmable Module Installation) in Information Bus Programmable Module Installation (PMI).

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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.