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Home >> Pontiac >> 2001 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 120 (Engine Controls - Removal & Installation, Overhaul) >> Computerized Engine Controls >> Powertrain Control Module >> Removal (3.1L & 3.4L)
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Removal (3.1L & 3.4L)

WARNING: This page is about a different car, the 2002 Pontiac Grand Am, 2002 Oldsmobile Alero, and 2002 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition off. Disconnect negative battery cable. Locate PCM. See PCM LOCATION  table. Remove the left hush panel. Loosen the PCM connector screws.
    2. CAUTION: Do not touch the PCM connector pins or soldered components on the circuit board in order to prevent possible Electrostatic Discharge (ESD) damage. Do not remove the integrated circuit boards from the carrier.
  2. Disconnect the PCM electrical connectors. Depress the PCM retaining tabs. Slide the PCM from the PCM bracket.
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