Sierra 1500 4WD V8-6.0L (2007)
6. If vehicle has a crew cab, remove the exhaust heat shield nuts.
7. Remove the exhaust front heat shield (1) and/or the rear exhaust heat shield (2) from the studs.
Installation Procedure
1. If vehicle has a crew cab, position and install the rear exhaust heat shield (2) and/or the front exhaust heat shield (1) to the underbody studs.
Notice: Refer to Fastener Notice.
2. Install the exhaust heat shield nuts.
Tighten the nuts to 9 N.m (80 lb in).
