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Home >> GMC >> 2020 >> Terrain Denali, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Controls And Fuel - 1.5L (LYX) - Diagnostic Information And Procedures (2 Of 2)) >> Diagnostic Information and Procedures >> DTC P129F >> Conditions for Setting the DTC

Conditions for Setting the DTC

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.Fuel Pump Speed - Commanded state does not match the actual state=Not within a calibrated range - For greater than 1 s.

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