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Home >> Chevrolet >> 2022 >> Tahoe PPV, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Engine Controls And Fuel - 3.0L (Lm2) Diesel - Diagnostic Information And Procedures (2 Of 5)) >> Diagnostic Information and Procedures >> DTC P044C, P044D, or U0653 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P044C 

Exhaust Gas Recirculation Valve 2 = Short to Ground - For greater than 4 s

P044D 

Exhaust Gas Recirculation Valve 2 = Short to Voltage - For greater than 4 s

U0653 

Exhaust Gas Recirculation Valve 2 = Lost Communication with Engine Control Module - For greater than 4 s

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