HVAC Control Module Replacement

Fig 1: Identifying HVAC Control Module

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedure: Remove the instrument panel (I/P) center molding. Refer to Instrument Panel Center Molding Replacement .
1	Heater and Air Conditioning Control Assembly Screw (Qty: 2) CAUTION: Refer to Fastener Caution . Procedure The key should be in the OFF position when connecting the electrical connectors to ensure proper calibration. Disconnect the heater and air conditioning control assembly electrical connectors. Tighten: 1.5 N.m (13 lb in)
2	Heater and Air Conditioning Control Assembly Tip: Refer to Control Module References for programming and set up information.

Callout

Component Name

Preliminary Procedure:
Remove the instrument panel (I/P) center molding. Refer to Instrument Panel Center Molding Replacement .

Heater and Air Conditioning Control Assembly Screw (Qty: 2)

CAUTION: Refer to Fastener Caution .

Procedure

The key should be in the OFF position when connecting the electrical connectors to ensure proper calibration.
Disconnect the heater and air conditioning control assembly electrical connectors.

Tighten: 1.5 N.m (13 lb in)

Heater and Air Conditioning Control Assembly
Tip: Refer to Control Module References for programming and set up information.