Sierra 1500 2WD V8-5.3L Hybrid (2004)
11. Loosen the intake manifold bolts.
12. Remove the intake manifold.
13. Remove the intake manifold gaskets (1) from the intake manifold.
14. Discard the old intake manifold gaskets.
15. If required, clean and inspect the intake manifold.
Installation Procedure
1. Install NEW intake manifold gaskets (1) to the intake manifold.
