GM Service Manual Online
For 1990-2009 cars only

Object Number: 2001012  Size: MF

Callout

Component Name

Preliminary Procedures

  1. Disconnect all the electrical connectors from components associated with the HVAC module.
  2. Remove the HVAC module. Refer to HVAC Module Assembly Replacement
  3. Remove the heater core. Refer to Heater Core Replacement

1

Air Distribution Screw (Qty: 10)

Caution: Refer to Fastener Caution in the Preface section.

Tighten
2 N·m (18 lb in)

2

Air Vent Valves

3

Air Distribution Case (Center)

Procedure

  1. Ensure all seals and gaskets are in position upon installation.
  2. When replacing the air distribution case, transfer all necessary components.