Chevrolet Malibu P Codes (Powertrain) P0400 - P0499 P0401
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2 discussions
P0401
Had Error Code P 0401 Then We Replaced Egr Valve Had Code Cleared Then Could Days Later Check Engine Light Came Back On And Its P 0401 Again...
Asked by cnmg712
P0401 What Do I Do
I Have Replaced The Egr Valve And Reset The Computer. With A Scan Tool. Code Stayes Off For 76 Miles. On The Freeway The Minute I Got Off...
Asked by Donp520
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