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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 57 (Automatic Transmission - 8L90 (M5U) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P182F, P1839, P18B7, P18BC, or P18C1 >> DTC Descriptor

DTC Descriptor

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 P182F

Internal Mode Switch C Circuit Low Voltage

DTC P1839

Internal Mode Switch C Circuit High Voltage

DTC P18B7

Internal Mode Switch C Circuit Shorted

DTC P18BC

Internal Mode Switch C Stuck Off

DTC P18C1

Internal Mode Switch C Stuck On