Silverado 2500 2WD V8-8.1L VIN G (2005)
10. Loosen the right exhaust manifold pipe nuts.
11. Remove the left exhaust manifold pipe nuts.
12. Using the transmission jack, lower the transmission slightly.
13. Remove the catalytic converter.
14. Slide the catalytic converter hanger out of the exhaust pipe hanger bracket.
15. If equipped with a 6.0L engine, with regular production option (RPO) Y91, remove the catalytic converter.
16. Slide the catalytic converter hanger out of the exhaust pipe hanger bracket.
17. Remove the oxygen sensors if the catalytic converter is to be replaced.
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
