Yukon/Denali 4WD V8-6.0L VIN U (2004)
4. Install the left exhaust manifold pipe nuts.
Tighten the nuts to 50 Nm (39 ft. lbs.).
5. Connect the oxygen sensor electrical connectors (1, 2).
6. Connect the CPA retainers.
7. Install the muffler.
8. Lower the vehicle.
