Yukon/Denali 4WD V8-4.8L VIN V (2005)
7. Remove the exhaust hanger mounting bracket bolts.
8. Lower the catalytic converter or exhaust manifold pipe using the adjustable jackstands.
9. Remove the exhaust manifold pipe seal(s).
Installation Procedure
1. Install the exhaust manifold pipe seal(s).
2. Raise the catalytic converter or exhaust manifold pipe using the adjustable jackstands.
3. Install the exhaust hanger mounting bracket bolts.
Notice: Refer to Fastener Notice in Service Precautions.
4. Install the left exhaust manifold pipe nuts.
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Tighten the exhaust pipe hanger bracket bolts to 12 Nm (106 inch lbs.).
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Tighten the exhaust manifold pipe nuts to 50 Nm (39 ft. lbs.).
5. Install the right exhaust manifold pipe nuts.
Tighten the nuts to 50 Nm (39 ft. lbs.).
