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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 B1390 >> Conditions for Setting the DTC

Conditions for Setting 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.

This code shall be set after 10 consecutive readings that the 2 battery positive voltages differ by one volt or greater.

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