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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 P0476 or P048A >> DTC Descriptor

DTC Descriptor

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DTC P0476

Exhaust Pressure Regulator Valve Performance

DTC P048A

Exhaust Pressure Regulator Valve Stuck Closed

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