Silverado SS AWD V8-6.0L VIN N (2003)
12. If equipped with a 6.6L engine. Loosen the exhaust pipe clamp.
13. Slide the exhaust pipe clamp up onto the exhaust pipe adapter.
14. If equipped with a 6.0, or 8.1L engine, remove the exhaust manifold pipe.
15. Slide the exhaust manifold pipe hanger out of the exhaust pipe hanger bracket.
16. Discard the exhaust manifold pipe seal.
17. If equipped with a 6.0L engine, with regular production option (RPO) Y91, remove the exhaust manifold pipe.
18. Slide the exhaust manifold pipe hanger out of the exhaust pipe hanger bracket.
19. Discard the exhaust manifold pipe seal.
