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Home >> Chevrolet >> 2022 >> Tahoe SSV >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Engine Controls And Fuel - 3.0L (Lm2) Diesel - Diagnostic Information And Procedures (4 Of 5)) >> Diagnostic Information and Procedures >> DTC P20E8 or P20E9 >> DTC Descriptor

DTC Descriptor

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DTC P20E8

Reductant Low Pressure

DTC P20E9

Reductant High Pressure