C Yukon 2WD V8-5.7L VIN R (1999)
4. Remove the VCM harness connectors.
IMPORTANT: The remaining steps are only necessary for a VCM replacement.
5. Remove the access cover screws.
6. Remove the VCM access cover.
IMPORTANT: Since the Knock Sensor module will be used in the replacement VCM, place the module in an area where it will not be damaged.
7. Gently pinch the retaining clip.
