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Home >> Pontiac >> 2001 >> Aztek Base, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Body Control Modules >> Removal & Installation >> Powertrain Control Module >> Removal
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Powertrain Control Module: Removal

Service of the PCM should normally consist of either replacement of the PCM or electrically erasable programmable read only memory (EEPROM) programming. If the diagnostic procedures call for PCM replacement, inspect the PCM first to see if the PCM is the correct part. If the PCM is faulty, remove the PCM and install the new service PCM.

The new service PCM will not be programmed, PCM must be programmed before use. DTC P0602 indicates EEPROM is not programmed or has malfunctioned.

There are not any user-serviceable parts in this PCM. The PCM should never be opened for any reason.

  1. Disconnect negative battery cable.
  2. Remove left sheet metal diagonal brace. From air cleaner assembly.
  3. Remove air cleaner assembly cover and lift PCM from air cleaner assembly. See Figure.
  4. Disconnect harness connectors from PCM.
  5. Remove PCM from engine compartment.