Silverado 1500 2WD V8-5.3L VIN B HO (2006)
6. If equipped with a 4.3L, 4.8L, or 5.3L engine, install the left exhaust manifold pipe nuts.
Tighten the nuts to 50 Nm (39 ft. lbs.).
7. If equipped with a 6.0L or 8.1L engine, perform the following:
1. Connect the oxygen sensor electrical connector (1).
2. Connect the CPA retainer.
8. Remove the adjustable jackstands from catalytic converter or exhaust manifold pipe.
9. If equipped with a 4.3L, 4.8L, or 5.3L engine, perform the following:
1. Connect the oxygen sensor electrical connector (1).
2. Connect the CPA retainer.
3. Clip the oxygen sensor electrical connector to the hose clip.
10. If equipped with a 4.3L, 4.8L, or 5.3L engine, perform the following: