EMISSION

I Have Just Replaced The Egr Valve. Since The Diag Codes Indicated A Egr Failure. The "service Engine Soon" Light Has Now Disappeared. My...

How Do I Replace The Egr Valve, What Does It Look Like?

We Just Changed The Egr Valve And The Error Code Went Away. But The Car Started Running Rough Immediately And Cutting Off. We Then Got A...

Car Engine Light On And After I Reset The Light It Is Ok Until I Refill With Gas And Then The Engine Light Comes On Again. I Have Purchased...

I Havea 1994 Ford Escort, I Put It Though An Emissions Test And It Fail The Nox The Limit Was 583 Admy Reading Was 702, The Codes Where...

I Have Oil Going Through The Breather Tube Tube On The Front Of The Engine Going To The Air Intake. I Read Online That The Pcv Valve Is...

How Do I Remove The Pcv Valve Without Breaking Something? It Has Plastic Tabs That Go Over The Valve.

Engine Performance Problem 1991 Toyota Tercel 4 Cyl Automatic 135000 Miles Hi, I Have A 1991 Toyota Tercel That Will Not Pass...

Had My Car In For Emission Test A Failed High Nox On Driving Test 1147 Ppm. Replace Muffler, Fuel Filter, Changed Oil, Added Fuel...

The Secondary Air Pump Turns On For A Couple Of Seconds And Then Shuts Off.