SMOG

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...

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...

I Recently Bought An Old F150 With The 4.8l Motor. I Took The Truck To Emissions And It Passed Everything Except Hydrocarbons In Idle. The...

We Have Taken The Car In For An Emissions Test Twice And It Failed The Test Twice, Stating Failure Due To "computer Not Ready"

I Took My Car For Inspection Today And Don't Know What To Think Of The Result. My Car Failed In Every Way For Emissions. The Report I...

I Have Been Trying To Get My Truck To Pass Smog. It Wont. The Guy At The Station Says Its Running To Rich. Another Guy Said, It Was A...

I Replace My Engine With A New 305 2 Years Ago And Passed With Flying Colors A Year Ago Smog Cam Up And I Failed On Everything But Gas Cap...

I Currently Failed The State Emission Test They Said The Computer Had An Error Code Pointing To An Emission Problem. I Took It To A Shop...

It Was A Gift Out Of State. Went To Smog It And Did Not Passed. The Guy Says That There Is Something Wrong With The Valves. Should I Remove...