Sierra 1500 2WD V8-5.3L VIN Z Flex Fuel (2006)
19. Remove the lower support bracket fastener (1).
20. Remove the lower support bracket (2).
Installation Procedure
1. Loosely install the lower support bracket, mid-support mounting bracket, and upper guard support bracket with corresponding fasteners to the
vehicle.
Notice: Refer to Fastener Notice in Service Precautions.
2. Tighten the lower support bracket (1).
Tighten the bolt to 35 N.m (26 lb ft).