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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 5 (Computer/Integrating Systems) >> Diagnostic Information and Procedures >> DTC B1004 >> Conditions for Running the DTC

Conditions for Running the DTC

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 module microprocessor must be active/awake.