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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 22 (Engine Controls And Fuel - 2.8L (LWN) Diesel - Diagnostic Information And Procedures (2 Of 3)) >> Diagnostic Information and Procedures >> DTC P1052, P20BD-P20BF, P20C0, P248C, or P248D >> DTC Descriptor

DTC Descriptor

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DTC P1052

Reductant Heater 2 Driver High Temperature

DTC P20BD

Reductant Heater 2 Control Circuit

DTC P20BE

Reductant Heater 2 Performance

DTC P20BF

Reductant Heater 2 Control Circuit Low Voltage

DTC P20C0

Reductant Heater 2 Control Circuit High Voltage

DTC P248C

Reductant Heater 2 Feedback Circuit Low Voltage

DTC P248D

Reductant Heater 2 Feedback Circuit High Voltage