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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1606 (Transfer Case - Mp 3023/3024-NQH) >> Diagnostic Information and Procedures >> DTC B0780 >> Conditions for Setting the DTC >> B0780 01

B0780 01

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The TCCM detects 3.4 V or greater on the 4WD LO indicator control circuit when the 4WD LO indicator is commanded ON.

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