Sierra 1500 4WD V8-6.0L (2007)
Exhaust Manifold: Service and Repair
Exhaust Manifold Replacement - Right Side
Exhaust Manifold Replacement - Right Side (4.8L, 5.3L, 6.0L, and 6.2L)
Removal Procedure
1. Remove the heated oxygen sensor (HO2S).
2. Fully raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle.
3. Remove the catalytic converter to exhaust manifold nuts, 1500 series shown, 2500 series similar.
4. Remove the right wheelhouse liner.
5. Remove the spark plug wires (1) from the spark plugs.
1. Twist the spark plug wire boot a 1/2 turn.
2. Pull only on the boot in order to remove the wire from the spark plug.