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Home >> Chevrolet >> 2010 >> Traverse LT, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 487 (Mirror System) >> Diagnostic Information and Procedures >> DTC B1640: Mirror Heater Circuit >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Mirror Heating Element Supply Voltage B1640 02 1 B1640 01 -
Low Reference - 1 1 -
1. Heated Mirror Malfunction
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