EMISSION

I Have A 1990 Jeep Wrangler 4.2l That I Have Been Trying To Pass Smog In Ca. The Jeep Has Been Running Pretty Good For An Old Vehicle And My...

I Am Getting Following Smog Fail Numbers: No (ppm) Speed Max Ave Meas 15 508 149 618 Fail 25...

The Egr Valve? Is One Of The Reasons My 1998 Mazda 626 Won't Pass Emissions. I Need To Find The Egr And Maybe What It Looks Like. Is It...

Failed Emissions Test. Was Told By Garage That In Order To Replace The Evap Hose That I Would Have To Buy A New Gas Tank And Total Cost To...

I Have A 1995 Pontiac Grand Prix With A 3100, Did A Lower Intake Manifold Gasket And Now Don't Know Where A Plug Goes. The Plug Is Red And...

I'm Planning On Changing The Fuel Filler Hose On My Vehicle To Get Rid Of The Evap Leak And Was Wondering What Are The Steps I Would...

First Question. Evaporative Control System Leak P0456, P0455. Can You Isolate The Hoses Above The Car And Add A Hose Or Other Wise Cut...

I Have A 1983 Avanti With A New 350 Chevy Crate Engine. I Amm Using 1 Quart Of Oil Every 300 Miles In Highway Driving. 800 Miles/quart In...

During The Removal Of The Old Pcv Valve It Broke Off Flush At Grommet. What Would Be The Best Way To Finish This Job? I Have Tried To Remove...

Hello. Do You Know How To Properly Replace A Purge Valve On A 2006 Hyundai Sonata (v6)? I've Been Wasting Time And Money Taking It To...