Yukon XL 4WD V8-6.0L (2007)
Exhaust Pipe Gasket: Service and Repair
Exhaust Seal Replacement (2500 Series)
Exhaust Seal Replacement (2500 Series)
Removal Procedure
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
2. Loosen the 2 rear oil pan skid plate bolts, remove the 2 front oil pad skid plate bolts and skid plate, if equipped.
3. Remove the right front connector position assurance (CPA) retainer (5).
4. Disconnect the right front heated oxygen sensor (HO2S) electrical connector from the engine wiring harness electrical connector (1).
5. Remove the right rear CPA retainer (3).
6. Disconnect the engine wiring harness electrical connector (2) from the right rear HO2S electrical connector.
7. Remove the right rear HO2S electrical connector clip from the engine harness clip (4).