ENGINE SYMPTOM

I Have A 1990 Firebird That When You Apply The Gas It Hessitates And Backfires. Not Sure Where To Go From Here? Help

Runs Good Since I Switched To High Octane Gas But Sometimes Idles Down Or Cuts Off.

My Car Has Always Been Using Conventional Oil. Is It Safe To Make The Switch To Synthetic? What Should I Know Before Taking A Decision?

Idling Too High

My 1998 Lincoln Continental Has A Code That The # 5 Cylinder Is Misfiring, It Seems To Idle A Little Rough When In Drive And It Is Not...

When I First Start My Car The Idle Drops So Low That It Sometimes Dies But After Driving For A While It Is Fine Unless I Let It Sit Fir More...

I Have 2004 Exp;orer When It Gets Above 3000 Rpm It Sputers

I Bought A Computer For My Sr2o It Started Okay. I Changed The Air Flow, But It Backfires. Is My Airflow Right?

Car Chokes On Take Off And Up Hills, Backfires. Where Do I Start And How Do I Test?

My Car Is Idling Really High, What Is The Problem?