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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 66 (Engine Control System - 3.8L (DTC P0140 To DTC 0412)) >> Diagnosis >> DTC P0172 >> DTC Descriptor

DTC Descriptor

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.

This diagnostic procedure supports the following DTC:

DTC P0172 Fuel Trim System Rich Bank 1

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