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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1132 (Power Seat System) >> Diagnostic Information and Procedures >> DTC B3920 or B3921 >> DTC Descriptors

DTC Descriptors

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
DTC B3920 01

Group 1 Seat Motors Common Circuit Shorted to Battery

DTC B3920 02

Group 1 Seat Motors Common Circuit Shorted to Ground

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