ENGINE RUNS ROUGH

Truck Starts O.K. But When Idling, Runs Really Rough. When You Put In Drive Theres No Power. Did This About 2 Years Ago, Changed Plugs And...

Out Mechanic Changed The Erg Valve And The Car Has Not Run Properly Since. He Tried Numerous Things And Can't Figure What Is Causing The...

Recently Towed A Small Trailer, Started To Run Real Rough, Missing And Sputtering, Could Romp On The Throttle And It Would Run But Then...

Hey I Have A 02 Civic With A D17a1 Engine In It, Its Stick Shift Fwd Of Course. A Few Weeks Ago It Started Skipping And After Replacing The...

My S80 Is Running Very Rough After Filling Up. The Check Engine Light Is Flashing And I Bought Fuel System Cleaner And Octane Boost And...

Had Replaced Back 3 Exhaust Manifold Bolts(2 Drivers Side, 1 Passanger Side)at A Repair Shop. Now It Runs Really Rough And Has No Power....

Fuel Pump Pressure 60 Psi With Key On. If You Put Gas In The Throttle Body And Start The Engine The Pressure Is About 50 Psi Until Fuel Is...

My Ram Has Started Running Very Rough With A Huge Loss Of Power At Times, Sometimes There's A Knocking Sound. I Have Also Noticed Smoke...

I Have An Issue Of Where My Ford Will Run Real Rough When Engine Is Warmed Up. It Will Run Ok Then When Warmed Up It Will Miss And Sometimes...

Okay, My Timing Chain Came Off So I Put Back On With New Tension-er's And Guides And Double Checked It Put All Back Together. Start...