GMC Workshop Service and Repair Manuals

1. Connect the vacuum connector.
2. Connect the electrical connectors.
3. Install the HVAC control assembly.

NOTE:  Refer to Fastener Notice in Service Precautions.

4. Install the retaining screw to the HVAC control assembly.

Tighten
Tighten the screw to 2 N.m (18 lb in).

5. Install the I/P cluster trim plate.