C 3500 Truck 2WD V8-6.0L VIN U (2001)
9. If equipped with a 4.3L, 4.8L, or 5.3L engine, remove the right exhaust manifold pipe nuts.
10. If equipped with a 6.0L or 8.1L engine, remove the right exhaust manifold pipe nuts.
11. If equipped with a 6.0L or 8.1L engine, perform the following:
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Remove the left exhaust manifold pipe nuts.
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Remove the exhaust hanger mounting bracket bolts.
12. Lower the catalytic converter or exhaust manifold pipe using the adjustable jackstands.
13. Remove the exhaust manifold pipe seal(s).
Installation Procedure