Installation Procedure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- Connect the electrical connectors to the HVAC control module (2).
- Install the HVAC control module (2) to the instrument panel (4), ensuring that the HVAC control module retaining tabs (3) lock into place.
- Install the HVAC control module retaining screws.
Tighten: Tighten the screws to 1.9 N.m (17 lb ft).
- Install the I/P accessory trim plate. Refer to Trim Plate Replacement - Instrument Panel (I/P) Accessory (GMC) or Trim Plate Replacement - Instrument Panel (I/P) Accessory (Oldsmobile/Buick) or Bezel Replacement - Instrument Panel (I/P) Cluster (Chevrolet) or Bezel Replacement - Instrument Panel (I/P) Cluster (GMC/Oldsmobile/Buick) in Instrument Panel, Gages and Console.
- Start the engine and let run for 1 minute.
IMPORTANT:
The key should be in the OFF position when connecting the electrical connectors to ensure proper calibration.
NOTE:
Refer to Fastener Notice in Cautions and Notices.
IMPORTANT:
Do not adjust any controls on the HVAC control module while the HVAC control module is calibrating.
If interrupted, improper HVAC performance will result.
If interrupted, improper HVAC performance will result.