GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra Classic - 2WD 🢒 Driver Information and Entertainment 🢒 Cellular, Entertainment, and Navigation 🢒 Mobile Telephone Microphone Replacement

Removal Procedure

    Object Number: 621414 Size: SH
  1. Remove the overhead console. Refer to Roof Console Replacement.
  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

    Object Number: 621414 Size: SH
  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. Refer to Roof Console Replacement.