SMOG FAIL

Greetings. I Recently Had A Vehicle Smog Checked In California And The Vehicle Not Only Failed, But Was Classified As A "gross Polluter."...

My Van Failed Smog. Mil/check Engine Light Due To Obd Communication Failure. Ignition Timing Check Due To Engine Rpm Being Out Of...

Engine Performance Problem 1987 Chevy Camaro V8 Two Wheel Drive Automatic 136k Miles I Resentlybrought My Car To A State That Requires...

Hi. I've Been Reading Up On This Site Ever Since I Failed The Biannual Smog Check Mandated By Ca's Dmv. I've Done Several Things Since- A...

Hi, I Have A Vauxhall Astra And I Have A Query On Its Recent Failed Mot. The Mot Failed On (amongst A Couple Of Other Bits): * Exhaust...

Engine Performance Problem 1995 Jeep Cherokee 6 Cyl Four Wheel Drive 195000 Miles My Jeep Failed Nox Level Test. How Can I Fix This My...

I Have A 1998 Toyota Altezza Rs200 (same As Lexus Is200 But Better Engine). The Car Failed The Exhaust Emissions Text As Follows: Low...

Okay, So I Have This 97 Gmc Jimmy Slt V6 Vortec. I Had The Engine Replaced 1,000 Miles Ago And I Just Had An Inspection Done (new York...

Hi, My 2201 Accent Has Failed The Emissions Test. It Passed On All Tests Except For The Nox Levels Were Too High. My Dealership Says They...

Noises Problem 2002 Kia Rio Manual There Are Rattling Noises Coming From The Front Of My Car When I Am Parked On A Slope, What...