2002 Chevrolet Impala LSFACTORY OEM SERVICE PROCEDURE

Removal Procedure

Important:Β  You must perform the new body control module (BCM) setup when replacing the BCM. Refer to Body Control Module (BCM) Programming/RPO ConfigurationΒ  .

  1. Disconnect the battery ground (negative) cable.
  2. Remove the left instrument panel insulator.
  3. Disconnect the BCM electrical connectors (2,3,4).
  4. Remove the BCM (1).
    Fig 1: Locating BCM
    G01738359Courtesy of GENERAL MOTORS CORP.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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