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Home >> GMC >> 2003 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Cellular Communication System >> Repair Instructions >> OnStar Microphone Replacement >> Installation Procedure

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. Refer to CONSOLE REPLACEMENT-OVERHEAD .
    Fig 1: OnStar Microphone
    G01578343Courtesy of GENERAL MOTORS CORP.
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