Auxiliary Mode Valve Actuator Replacement

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Auxiliary Temperature Valve Actuator

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Remove the auxiliary heater and air conditioning evaporator and blower module assembly. Refer to Auxiliary HVAC Module Removal and Installation .
1	Auxiliary Mode Valve Actuator Screw (Qty: 3) CAUTION: Refer to Fastener Caution .
2	Auxiliary Mode Valve Actuator CAUTION: In order to avoid actuator damage, DO NOT apply power to the actuator when it is not installed in the HVAC module. Procedure Disconnect the auxiliary mode valve actuator connector. Re-calibrate the auxiliary mode valve actuator. Refer to Actuator Recalibration .

Callout

Component Name

Preliminary Procedure
Remove the auxiliary heater and air conditioning evaporator and blower module assembly. Refer to Auxiliary HVAC Module Removal and Installation .

Auxiliary Mode Valve Actuator Screw (Qty: 3)

CAUTION:

Refer to Fastener Caution .

Auxiliary Mode Valve Actuator

CAUTION:

In order to avoid actuator damage, DO NOT apply power to the actuator when it is not installed in the HVAC module.

Procedure

Disconnect the auxiliary mode valve actuator connector.
Re-calibrate the auxiliary mode valve actuator. Refer to Actuator Recalibration .