Silverado Classic 3500 4WD V8-6.6L DSL Turbo (2007)
6. Remove the exhaust manifold bolts and nuts in the proper sequence.
7. Remove the exhaust manifold.
8. Remove the bolt for the oil level indicator tube bracket in order to remove the exhaust manifold gasket.
9. Remove and discard the exhaust manifold gasket.
10. Clean and inspect the exhaust manifold. Refer to Exhaust Manifold Cleaning and Inspection.
Installation Procedure