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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 416 (Keyless Entry System) >> Repair Instructions >> Transmitter Battery 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.

Under normal use, the battery in the transmitter will last about 2 years. For battery replacement, use a Panasonic® 3 volt, type CR2032, or equivalent.

  1. Open the transmitter case and perform the following steps:
    1. Insert a dime between the 2 halves of the transmitter near the key ring hole.
    2. Twist the dime.
  2. Fig 1: Opening Transmitter Case
    GM264911Courtesy of GENERAL MOTORS CORP.
  3. Remove the battery.
    Fig 2: Transmitter Battery
    GM396875Courtesy of GENERAL MOTORS CORP.