Chevrolet Impala P Codes (Powertrain) P1400 - P1499 P1404

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EGR Question P1404 False Code

2001 CHEVROLET IMPALA
Hey Guys, So This Code Wont Go Away, P1404 Egr Pintle Stuck Open. Removed The Valve, Was Not Stuck At All Or Carboned Up. There Is A Tsb...
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Asked by al514

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