Avalanche 2500 4WD V8-8.1L VIN G (2003)
14. Clip the oxygen sensor connector to the support.
15. Connect the oxygen sensor electrical connector.
16. Connect the CPA retainer.
17. Clip the oxygen sensor connector to the support.
18. Connect the oxygen sensor electrical connector.
19. Connect the CPA retainer.
20. Clip the oxygen sensor connector to the frame.