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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 11 (Wiring Systems And Power Management - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC B1370-B1379, B1380-B1389, or B1440-B1443 >> DTC Descriptors

DTC Descriptors

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
DTC B1370 01

Device Ignition 1 (ON and START) Circuit Short to Battery

DTC B1370 06

Device Ignition 1 (ON and START) Circuit Short to Ground or Open

DTC B1380 01

Device Ignition ACCESSORY Circuit Short to Battery

DTC B1380 06

Device Ignition ACCESSORY Circuit Short to Ground or Open

DTC B1440 00

Power Mode Master Input Circuits Mismatch

DTC B1441 01

Device Ignition OFF, RUN, and CRANK Circuit Short to Battery

DTC B1441 06

Device Ignition OFF, RUN, and CRANK Circuit Short to Ground or Open

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