EMISSION

I Have A 1996 Mazda B3000 I Having Egr Problems I Have Replace The Egr Valve The Egr Sensor And The Egr Vacuum Modulator Im Still Getting A...

I Have A 92 Toyota Paseo. It Wont Pass Smog Due To Engine Rpm Being Out Of Tolerance. What Could Be The Cause Of This

Can Anyone Tell Me Where Are Pvc Valve And Cabin Air Filter Located On The 1998 Caravan. Thanks

Just Bought This Car It Is A Hatchback. It Did Not Run Got It For Cheap. As I Did An Initial Look Over I Pulled Open Air Box And There Is...

Faled On The Co, S The Max Was To High On Low Rpm And On High Rpm What Could Be Causeing This Problem I Put New Plugs Wires Cap & Rotor...

Wont Pass Smog Code P0430. I Found A Vac Hose That Was Not Connected To Anything But Dont Know Where It Goes Because Part Of It Is Missing....

The Truck Is A 2.2 Engine And It Wont Pass Smog Do To High Knocks What Do You Think That Could Be

My Pick Up A 2001 Ford With The 5.4 Started Idling Really Low I Have Replaced The Egr Censor And Dpfe Censor Nothing Is Working What Am I...

I Have A 1996 Ford Explorer, 2wd, 5.0l Engine With An Automatic Transmission. It Has 192,000 Miles. The Check Engine Light Is On And The...

Engine Light Is On Code 401 Insuficant Exhaust Recirculation I Already Changed Egr Valve And Egr Control Valve Sensor What Else Would Cause...