ENGINE RUNS ROUGH

I Removed The Old Spark Plugs And Replaced Them With Bosch Platinum #2. Why Does It Run So Rough And Feels Hot.

I Had Just Replaced The Head Gasket, Head Was Warped And Had It Machined. Lined Up Timing Marks As Best As A Could Very Hard To Fit In...

1997 Windstar Runs Very Rough When Raining Or After Driving Through Puddles. Clears Up Right Away When Dried Out. Any Ideas?

I Recently Had A Section Of My Front End Muffer Replaced. I've Noticed That When I Now Start My Car It Runs Very Rough And Makes A Grinding...

The Car Runs Really, Really Rough, And When It Idles, Sounds Like Its Running On Like 3 Cylinders. It Also Makes A "clunking" Sound....

1990 Cadillac Deville V8 Front Wheel Drive 130000 Miles Cadillac Deville 1990 130,000 Miles Scrupulous Maintenance 4.5 L Code 3 Fuel...

So, My Car Started Starting Rough, And By That, I Mean Shaking Really Bad Like It’s Going To Blow Up Or Something. I’ve Tested My...

Was Running Great One Day The I Put New Plugs In It Was Still Running Great It Was Almost On E So I Stoped At A Gas Station And Put About 5...

"hello There, I Have Been Working On My Friends 2.0 Auto, Done 214k. It Was Rough Running And By Looking At The Poor Condition Under The...

Before I Buy This Well Cared-for Truck, I'd Like Your Thoughts On The Trucks' Rough Running, Seemingly On 5 Cylinders Until It Warms Up...