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Home >> Chevrolet >> 2023 >> Tahoe SSV >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Controls And Fuel - 3.0L (Lm2) Diesel - Diagnostic Information And Procedures (2 Of 5)) >> Diagnostic Information and Procedures >> DTC P0405, P0406, or U0651 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P0405 

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

P0406 

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

U0651 

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

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