Join Date: Dec 2008
Location: Tyler, TX
Thanked 407 Times in 347 Posts
What year truck do you have?
Later trucks will NOT show RPM on the dash no matter what, but earlier ones will, IF the CPS is good. That is one way to prove/disprove the CPS is at fault.
Is there ANY smoke during cranking?
'93 F-250 HD, 7.3L IDI, 5spd - FARM TRUCK
I Support: Trailer brakes an every axle over the towing vehicle's GVW; CDLs for RVers; Safety inspections for ALL vehicles and 6 axle trucks (97K GVW proposal).
Democracy is two wolves and a lamb voting on what to have for lunch. Liberty is a well-armed lamb contesting the vote - Benjamin Franklin
I vote for LIBERTY!