Installation Procedure
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.
- If installing a new trailer brake control relay, hand start the 2 trailer brake control relay bolts.
- Position the trailer brake control relay to the frame rail.
- Slide the trailer brake control relay (1) forward on the frame rail.
- Tighten the trailer brake control relay bolts (1) to 6 N.m (53 lb in).
- Connect the trailer brake control relay electrical connector.
- Install the spare tire and wheel assembly. Refer to Spare Wheel Hoist Replacement .
CAUTION:
Refer to Fastener Caution .