Sierra 1500 4WD V8-6.0L VIN U (2006)
Cellular Phone Microphone: Service and Repair
OnStar Microphone Replacement
ONSTAR MICROPHONE REPLACEMENT
REMOVAL PROCEDURE
1. Remove the overhead console.
2. Disconnect the microphone (2) connector from the jumper harness.
3. Unclip the microphone bracket (1) from the overhead console.
4. Disconnect the microphone 2-way connector (2) from the mating 2-way connector.
INSTALLATION PROCEDURE
1. Mount the microphone (1) to the overhead console at the left rear corner of the overhead console.
2. Clip the microphone bracket (1) to the overhead console.
3. Connect the microphone connector (2) to the mating 2-way connector.
4. Reinstall the overhead console.