Operation CHARM: Car repair manuals for everyone.
Home >> Chevrolet >> 2009 >> Corvette V8-6.2L >> Repair and Diagnosis >> Heating and Air Conditioning >> Relays and Modules - HVAC >> Control Module HVAC >> Service and Repair
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Control Module HVAC: Service and Repair




HVAC Control Module Replacement

Removal Procedure

1. Remove the instrument panel (I/P) accessory trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement (Service and Repair).




2. Remove the HVAC control module retaining screws.
3. Remove the HVAC control module.




4. Disconnect the HVAC control module electrical connections.

Installation Procedure




1. Connect the HVAC control module electrical connections.




2. Install the HVAC control module to the I/P trim plate.

Caution: Refer to Fastener Caution (Fastener Caution).

3. Install the HVAC control module retaining screws.

Tighten the screws to 1.9 Nm (17 lb in).

4. Connect the electrical connectors to the HVAC control module.
5. Install the I/P accessory trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement (Service and Repair).

Note: Do not adjust any controls on the HVAC control module while the HVAC control module is self-calibrating. If interrupted, improper HVAC performance will result.

The engine must be running for proper calibration to occur.

6. Start and allow the engine to run for at least one minute.
7. Refer to Control Module References (Programming and Relearning) for programming and setup information.

pro multis · About Operation CHARM