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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Engine Control System - 3.6L (Ly7) - Introduction (2 Of 2)) >> Repair Instructions >> Idle Learn Procedure >> Idle Learn Procedure

Idle Learn Procedure

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    IMPORTANT:
    • Ensure the above conditions are met before proceeding with this procedure.
    • Do not perform this procedure if a throttle position (TP) sensor or other throttle actuator control (TAC) system DTCs are set other than P2176. The ECM will not perform the idle learn procedure with a DTC set.
  1. Turn OFF the ignition for 30 seconds.
  2. Turn ON the ignition, with the engine OFF for 60 seconds.
  3. Turn OFF the ignition.
  4. Turn ON the ignition, with the engine OFF.
  5. Clear the DTCs with a scan tool.
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