our 99 3500 van engine revs and releases constantly when driving on the highway for more then an hour. what could cause this?

Asked by Jan 11, 2016 at 09:45 AM about the 1999 Dodge Ram Van 3 Dr 3500 Cargo Van Extended

Question type: Maintenance & Repair

1 Answer

18,560

Clean or replace Idle Air Control valve or Mass Air Flow sensor depending on which one your vehicle has.

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