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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1556 (Data Communication System) >> Diagnostic Information and Procedures >> DTC U1500, U1511, U1512, or U1513 >> DTC Descriptors

DTC Descriptors

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DTC U1500 01

Inter-Device Dedicated Bus 1 Short to Battery

DTC U1500 02

Inter-Device Dedicated Bus 1 Short to Ground

DTC U1500 31

Electronic Control Unit (ECU) Performance General Checksum Failure

DTC U1511 00

Inter-device Dedicated Bus Lost Communication With Device 1

DTC U1512 00

Inter-device Dedicated Bus Lost Communication With Device 2

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