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Powertrain Control Module: Removal

WARNING: This page is about a different car, the 2003 Pontiac Sunfire and 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

PCM is located on bracket, to left of right front strut tower. See Fig 1.

  1. Turn ignition switch to OFF position. Disconnect negative battery cable.
  2. Push down the locking tab and pull up on the release lever and disconnect the PCM harness connectors.
  3. Press the PCM retaining tab.
  4. Lift the PCM from the PCM bracket.
Fig 1: Removing/Installing PCM
G00129173Courtesy of GENERAL MOTORS CORP.