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Home >> Chevrolet >> 2018 >> Suburban 3500 HD LT >> Repair and Diagnosis >> External Pages >> Different car >> Section 9 (Engine Controls And Fuel - 5.3L (L83) Or 6.2L (L86) - DTC P0443 To DTC P3452 And Diagnostic Information And Procedures) >> Diagnostic Information And Procedures >> DTC P0506 Or P0507: Idle Speed >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P0506 

The actual idle speed is approximately 94 RPM lower than the desired idle speed.

P0507 

The actual idle speed is approximately 188 RPM greater than the desired idle speed.