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Home >> GMC >> 2002 >> C3500 HD 6.5 F, Standard >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Keyless Entry >> Repair Instructions >> Transmitter Battery Replacement >> Installation Procedure
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Installation Procedure

  1. Install the battery (2) with the positive (+) side down.

    Use one 3 V CR2032 battery (or the equivalent).

  2. Close the transmitter case (6, 4).
    Fig 1: Transmitter Case & Battery
    G01584667Courtesy of GENERAL MOTORS CORP.
  3. Ensure that the seal is in position. Align the 2 halves of the case and snap the two halves together.
  4. Resynchronize the transmitter. Refer to Transmitter Synchronization .
  5. Replace the batteries when the range of the transmitter decreases to less than 7 m (23 ft).
    Fig 2: Aligning Two Halves Of Transmitter Case
    G01584668Courtesy of GENERAL MOTORS CORP.