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HOMESERVICE MANUALSPONTIAC2006WAVE BASE, 4D SEDAN, Y4M/MLMREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESPROGRAMMING AND SETUP - ALL SYSTEMSREPAIR INSTRUCTIONSENGINE CONTROL MODULE PROGRAMMING AND SETUPECM REPLACEMENT
2006 Pontiac Wave Base, 4D Sedan, Y4M/MLM

ECM Replacement

2006 Pontiac Wave Base, 4D Sedan, Y4M/MLMSECTION ECM Replacement

If the engine control module (ECM) is replaced, the following procedures must be performed:

  1. Idle Learn Procedure-Refer to the appropriate procedure:
  2. The crankshaft position (CKP) System Variation Learn Procedure- Refer to the appropriate procedure:
  3. Theft Deterrent-Refer to Programming Theft Deterrent System Components (Scan 100) or Programming Theft Deterrent System Components (Tech 2) . The ECM will learn the incoming fuel continue password immediately upon receipt of a password message. Once a password message is received, and a password is learned, a learn procedure must be performed to change this password again. An ECM which has been previously installed in another vehicle will have learned the other vehicle's fuel continue password, and will require a learn procedure after programming to learn the current vehicle's password.
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When to See a Mechanic

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

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