OBD1 CODE

Not Sure What And/or Code Means Or Where To Look To Fix The Engine Is A 5.2l Just Bought The Truck Not Real Sure On The History, I Do Know...

Replaced Knock Sensor, Still Get Check Engine Light That Comes On Under Heavy Throttle Then Runs Rough. Where Is The Electronic Spark...

I Understand Both Codes I Got From My Ecm But Which Of The Two Should I Check? Is There Any Chance That My Only Problem Could Be The O2...

Engine Performance Problem 1995 Saturn Sl2 4 Cyl Front Wheel Drive Automatic What Does This Mean & How Do I Go About Resolving This...

Idling Unstable

Hi, (modulated Displacement Failure). Is This Something That I Can Replace, Repair. Somewhat Handy At Things Like This, Or Do I Need To...

I'm Getting A Code 043 Esc Module That Comes And Goes. It Comes On Mostly When It Gets Colder Outside Or When First Started, Then Will...

Error 51 Ecm Prom Error Came Up In A Diagnostic Test. I Was Told This Is Only A Dealer Part And Can Be Very Expensive. I Want To Know If I...

I Changed The Oxygen Sensor About Two Years Ago And It Seemed To Fix It For Awhile. It's Starting To Run Rough Especially When Cold.

Engine Mechanical Problem 1996 Chrysler Town And Country 6 Cyl Front Wheel Drive Automatic 209k Miles When I Took It To Get It On A...