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Home >> Buick >> 2003 >> Century Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle Diagnosis - 4T65-E >> Removal & Installation >> Powertrain Control Module >> Removal

Powertrain Control Module: Removal

  1. Disconnect the negative battery cable.
  2. Remove the left front inner fender brace.
  3. Remove the air cleaner intake duct.
  4. Remove the air cleaner housing cover screws (2). See Figure .
  5. Remove the air cleaner housing cover (1).
  6. Without disconnecting the PCM electrical connectors, remove the PCM and the wiring harness from the air cleaner housing assembly (3).
  7. Disconnect the PCM electrical connectors and remove the PCM.
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