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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 68 (Engine Control System - 3.6L (Ly7) (DTC P0442 To DTC P167A)) >> Diagnosis >> DTC P0506 or P0507 >> Conditions for Setting DTC P0506

Conditions for Setting DTC P0506

WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

The actual engine speed is less than the desired idle speed by at least 100 RPM for 4 seconds.