Sierra 2500 4WD V8-6.0L VIN U (2004)
13. If equipped with a 6.0L or 8.1L engine, position the NEW band clamp on the intermediate exhaust pipe, using the alignment mark created
previously. The band clamp bolt must NOT be positioned below the exhaust pipe.
14. Install the exhaust muffler nuts.
15. Tighten the exhaust pipe clamp bolt.
^
Tighten the nuts to 40 Nm (30 ft. lbs.).
^
Tighten the clamp to 44 Nm (33 ft. lbs.).
16. If equipped with a 6.0L engine, perform the following:
1. Connect the oxygen sensor electrical connector.
2. Connect the CPA retainer.
3. Clip the oxygen sensor connector to the frame.
17. If equipped with a 6.0 L or 8.1 L engine, perform the following:
0. Connect the oxygen sensor electrical connector.
1. Connect the CPA retainer.
2. Clip the oxygen sensor connector to the support.