Envoy 4WD V8-5.3L VIN M (2005)
20. Remove the headliner harness (1) from the body electrical center (3).
22. Remove the clips (2) on the headliner harness (1) from the left hand lock pillar.
23. Remove the headliner harness (1) from the floor studs (3).
24. Remove the headliner harness electrical connector from the I/P wire harness.