EMISSION

I've Noticed A Lot Of Oil In The Pcv Valve. I Had A Head Gasket Replacement A Few Months Back And I Didn't Change It. Should I Have...

I Have Been Hearing A Whistle Sound Some Where It Has Been Doing It For A While. Is That Maybe The Vacuum Leak I Have Been Looking For Does...

Engine Performance Problem 1992 Nissan Pathfinder 6 Cyl Two Wheel Drive Automatic 226.00 Miles Did A Tune Up, Hit The Vacume Canister...

Do Not Maintain The Engine On Idler And Have Large Leak On Evaporative System

Shows Code P450, Which Is Evap Pressure Sensor Switch. Switch Checks Out Okay. Where Do I Go From Here?

I Have A 1989 Chevy 1500 350 Motor The Air Pump Has Been Removed. Now The Aircondioning Pump Went Out Can I Just Get A Serpintine Belt For...

What Is Evaporative System Flow During Non-purge And What Other Problems Fall Under Code 1441 That I Should Look For?

Engine Performance Problem 1988 Ford F-150 6 Cyl Two Wheel Drive Manual Are Egr Valves Vehicle Specific?

Does Anyone Know Where The Evaporative Emissions Canister (fuel Vapor Recovery System) Is Located On A Ford E-150 Van With 5.8 Liter Fuel-...

I Have A 1993 3000gt Mitshubishi That I Took To Get It Smogged, It Ran Fine But The Day Before I Took It In I Had Drained The Oil...