Sierra 1500 4WD V6-4.3L (2008)
Exhaust Manifold: Service and Repair
Exhaust Manifold Replacement - Left Side
Exhaust Manifold Replacement - Left Side (4.3L)
Removal Procedure
1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Remove the catalytic converter to exhaust manifold nuts (1).
3. Lower the vehicle.
4. Remove the exhaust manifold heat shield bolts and shield.
5. Remove the spark plugs. Refer to Spark Plug Replacement .
6. Reposition the spark plug wires out of the way, if necessary.