Silverado 3500 4WD V8-6.0L (2007)
8. Connect the engine wiring harness electrical connector (2) to the left front HO2S (1) electrical connector.
9. Install the CPA retainer (3) to the left front HO2S.
10. Tighten the exhaust muffler clamp (3).
Tighten the clamp to 47 N.m (35 lb ft).
11. Install any necessary exhaust muffler insulators that were separated from the muffler.
12. Remove the jack stand from under the muffler.
