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 Sarah Jan 11, 2016 at 09:45 AM about the 1999 Dodge RAM Van 3500 Extended Cargo RWD

Question type: Maintenance & Repair

1 Answer

64,510

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

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