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Home >> GMC >> 2014 >> Terrain Denali, 4D Utility >> Repair and Diagnosis >> External Pages >> Different car >> Section 155 (Data Communications System) >> Diagnostic Information and Procedures >> DTC U0020 >> DTC Descriptor

DTC Descriptor

WARNING: This page is about a different car, the 2012 GMC Terrain and 2012 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
DTC U0020 00

Low Speed CAN Communication Bus Performance Malfunction

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