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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 378 (Cellular Communication System) >> Repair Instructions >> OnStar Microphone Replacement >> Removal Procedure
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Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the overhead console. Refer to Console Replacement - Overhead in Interior Trim.
    Fig 1: Locating Microphone
    GM621414Courtesy of GENERAL MOTORS CORP.
  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.
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