Auxiliary Temperature Valve Actuator Replacement

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. 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 CORP.

Callout	Component Name
CAUTION: In order to avoid actuator damage, DO NOT apply power to the actuator when it is not installed in the HVAC module. Preliminary Procedures Remove the right rear quarter trim panel. Refer to Rear Quarter Trim Panel Replacement - Right Side (Extended Wheelbase) , Rear Quarter Trim Panel Replacement - Right Side (Standard Wheelbase) . Disconnect the electrical connector from the temperature door actuator (2).
1	Temperature Door Actuator Screw (Qty: 2) CAUTION: Refer to Fastener Caution . Tighten 2.5 N.m (16 lb in)
2	Temperature Door Actuator Procedure Re-calibrate the air temperature actuator. Refer to Actuator Recalibration . NOTE: Apply Dielectric Nyogel 760G grease to the electrical connector. Dispense grease on the connector to cover all holes in the connector.

Callout

Component Name

CAUTION:

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

Preliminary Procedures

Remove the right rear quarter trim panel. Refer to Rear Quarter Trim Panel Replacement - Right Side (Extended Wheelbase) , Rear Quarter Trim Panel Replacement - Right Side (Standard Wheelbase) .
Disconnect the electrical connector from the temperature door actuator (2).

Temperature Door Actuator Screw (Qty: 2)

CAUTION:

Refer to Fastener Caution .

Tighten
2.5 N.m (16 lb in)

Temperature Door Actuator
Procedure
Re-calibrate the air temperature actuator. Refer to Actuator Recalibration .

NOTE:

Apply Dielectric Nyogel 760G grease to the electrical connector. Dispense grease on the connector to cover all holes in the connector.