Auxiliary Mode Valve Actuator Replacement (Delphi)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Mode Actuator & Screws

Courtesy of GENERAL MOTORS COMPANY

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 Procedure 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 mode actuator.
1	Mode Actuator Screw - Auxiliary (Qty: 2) CAUTION: Refer to Fastener Caution . Tighten 2.5 N.m (16 lb in)
2	Mode Actuator - Auxiliary Procedure Re-calibrate the mode 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 Procedure

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 mode actuator.

Mode Actuator Screw - Auxiliary (Qty: 2)

CAUTION:

Refer to Fastener Caution .

Tighten
2.5 N.m (16 lb in)

Mode Actuator - Auxiliary
Procedure
Re-calibrate the mode 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.