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Home >> Pontiac >> 2009 >> Vibe Base, 2.4 0, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Mirror System) >> Diagnostic Information and Procedures >> DTC B1640 >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.

B1640 01 

A short to voltage is detected on the mirror heating element supply voltage circuit while the heated mirrors are inactive.

B1640 02 

A short to ground is detected on the mirror heating element supply voltage circuit while the heated mirrors are active.

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