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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Engine Controls And Fuel - 2.0L (LUZ) Diesel - DTC P0430 To DTC P2080) >> Diagnostic Information and Procedures >> DTC P049D: Exhaust Gas Recirculation (EGR) Position >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different variant/trim than selected.
  1. Ignition OFF, remove the Q14 Exhaust Gas Recirculation Valve. Refer to Exhaust Gas Recirculation Valve Replacement
  2. Verify the conditions listed below do not exist:
    • A sticking, binding or frozen EGR valve
    • Any coking, soot build up, debris or damage that can cause the EGR valve to stick partially open or closed
      • If a condition exists 

        Repair or replace the component as necessary.

      • If none of the conditions exist 
  3. Test or replace the Q14 Exhaust Gas Recirculation Valve.
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