Sierra 3500 4WD V8-6.0L VIN U (2004)
7. If equipped with a 6.0L engine and a 5-speed manual transmission, remove the exhaust pipe hanger bracket bolts.
8. If equipped with a 6.6L or 8.1L engine and a Allison transmission, remove the exhaust pipe hanger bracket bolts.
9. If equipped with a 6.6L or 8.1L engine and a 6-speed manual transmission, remove the exhaust pipe hanger bracket bolts.
10. Remove the exhaust manifold pipe bracket.
Installation Procedure
1. Install the exhaust manifold pipe bracket.
Notice: Refer to Fastener Notice in Service Precautions.
2. If equipped with a 6.6L or 8.1L engine and a 6-speed manual transmission, install the exhaust pipe hanger bracket bolts.