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Home >> Chevrolet >> 2010 >> Cobalt LS, 4D Sedan, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Controls And Fuel - 2.0L - DTC P0243 To DTC P0690) >> DTC P0450-P0453 >> Conditions for Setting the DTC >> P0450

Conditions for Setting the DTC: P0450

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There are sudden changes in fuel tank pressure greater than a calibrated amount for up to 30 seconds.