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Home >> GMC >> 2018 >> Terrain Denali, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (Engine Controls And Fuel - 1.6L (LH7) Diesel - Diagnostic Information And Procedures (P205B - P2BAA) And Symptoms) >> Diagnostic Information And Procedures >> DTC P20B9-P20BF Or P20C0-P20C5: Reductant Heater 1-2 >> DTC Descriptors

DTC Descriptors

WARNING: This page is about a different variant/trim than selected.
DTC P20B9

Reductant Heater 1 Control Circuit

DTC P20BA

Reductant Heater 1 Performance

DTC P20BB

Reductant Heater 1 Control Circuit Low Voltage

DTC P20BC

Reductant Heater 1 Control Circuit High Voltage

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

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