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Home >> Chevrolet >> 2012 >> Traverse LS, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 8 (Lighting System) >> Diagnostic Information and Procedures >> DTC B3890 >> DTC Descriptors
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

DTC Descriptors

WARNING: This page is about a different car, the 2010 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.
DTC B3890 02

Trailer Backup Lamps Circuit Short to Ground

DTC B3890 04

Trailer Backup Lamps Circuit Open

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