Crazy RPM guage
Newmar 2003 Mountain Aire on gas chassis with Vortec engine. When I start out all is well but after a while driving, the RPM gauge goes nuts, it will show my RPM and the suddenly go to ZERO or UP but...
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Thanks guys. Do I actually care if the RPM guage works, is it necessary to me? OR does it say somethiing wrong in engine computer etc.
