Can a bad EGR valve keep your car from starting up

What is your question?

I got a code reader at first it said replace map sensor I did that then it showed another code of po403 that's dealing with the ERG valve can a bad ERG valve keep your car from starting up

How long has your 2002 Chevrolet Impala had this problem?

About too months

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in Selma AL

Jun 2, 2021

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What are the best Chevrolet repair shops?

RepairPal Certified shops can diagnose and repair your 2002 Chevrolet Impala. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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