Yukon/Denali XL 1500 2WD V8-5.3L VIN Z Flex Fuel (2004)
1. Apply lubricant to the exhaust insulators in order to aid in installation.
2. Install the muffler to the insulators.
Notice: Refer to Fastener Notice in Service Precautions.
3. Install the exhaust muffler nuts.
Tighten the nuts to 40 Nm (30 ft. lbs.).
4. Raise the rear axle, using the adjustable jackstands.
5. Install the lower bolts and nuts to the rear shock absorbers.
Tighten the bolts to 95 Nm (70 ft. lbs.).
6. Remove the adjustable jack stands from under the rear axle.