Installation Procedure

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

Connect the actuator pushrod to the mode door lever.

Fig 1: Connecting Actuator Pushrod To Mode Door Lever
Courtesy of GENERAL MOTORS CORP.
Position the actuator on to the slides of the HVAC module assembly.

Fig 2: Installing Actuator On To Slides Of HVAC Module Assembly
Courtesy of GENERAL MOTORS CORP.
Ensure that the lock tab (1) locks the actuator.

Fig 3: Checking That Lock Tab Locks Actuator Properly
Courtesy of GENERAL MOTORS CORP.
Connect the vacuum lines to the mode actuator.
Install the instrument panel knee Bolster bracket. Refer to KNEE BOLSTER REPLACEMENT in Instrument Panel, Gages and Console.
Install the left instrument panel insulator. Refer to TRIM PAD REPLACEMENT - INSTRUMENT PANEL (I/P) in Instrument Panel, Gages and Console.