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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 P034F, P0404, or P042E >> DTC Descriptor

DTC Descriptor

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DTC P034F

Cold Start Exhaust Gas Recirculation Valve Open Position Performance

DTC P0404

Exhaust Gas Recirculation Valve Open Position Performance

DTC P042E

Exhaust Gas Recirculation Valve Closed Position Performance

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