Transfer Case Two/Four Wheel Drive Actuator Position Sensor Replacement

WARNING: This page does not describe the selected car, but rather 6 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 Two/Four Wheel Drive Actuator Position Sensor, O-Ring Seal & Bolts

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
1	Two/Four Wheel Drive Actuator Position Sensor Bolt (Qty: 2) CAUTION: Refer to Fastener Caution . Tighten 9 N.m (80 lb in)
2	Two/Four Wheel Drive Actuator Position Sensor
3	Two/Four Wheel Drive Actuator Position Sensor O-ring Seal Procedure Lightly lubricate the O-ring with clean DEXRON® VI.