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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 70 (Engine Control System & Fuel System - 3.8L - DTC P0385 To DTC P2108) >> DTC P0403, P0404, P0405, P0406, or P042E >> DTC Descriptors

DTC Descriptors

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0403

Exhaust Gas Recirculation (EGR) Solenoid Control Circuit

DTC P0404

Exhaust Gas Recirculation (EGR) Open Position Performance

DTC P0405

Exhaust Gas Recirculation (EGR) Position Sensor Circuit Low Voltage

DTC P0406

Exhaust Gas Recirculation (EGR) Position Sensor Circuit High Voltage

DTC P042E

Exhaust Gas Recirculation (EGR) Closed Position Performance

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