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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Automatic Transmission - 8L90 (M5U MQD) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P2808 or P2809 >> Diagnostic Aids

Diagnostic Aids

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High resistance in the circuits of the component Q77G may set DTC P2809 without setting control circuit DTC (s).