CHEVROLET EMISSION

How Do I Change The Purge Valve?

Engine Mechanical Problem 1992 Chevy Lumina 6 Cyl Front Wheel Drive I Have To Change The Egr Valve In My 1992 3.2 Chevy Lumina Sedan...

I Thought It Was The Egr Valve On My Car Turns Out They Dont Have One. So I Need The Specs And A Diagam If You Guys Have One For A Pcv Valve...

Why Does My Pcv Valve Have No Ball Check Inside

My Car Is Running Too "rich". The Mixture Of Gas And Air Is Not Correct. Someone Suggested Changing The Pcv Valve, However The 2004 Chevy...

I Know Very Little About Vehicles But A Few Of My Friends Are Somewhat Knowledgeable About Most Newer Cars But Not Really Familiar With The...

Engine Performance Problem 1987 Chevy Camaro 6 Cyl Automatic 180000 Miles What Would Cause My Camaro To Fail Emissions Test? At 2500...

My Son Inlaw Put A New Egr Valve In Mt Car. Cleaned Out The Ports. The Engine Light Came Back On. Ii Took It Down To Another Of My Son...

The Fault Codes Are P0452 Evap Control System Pressure Sensor Low Input P0453 Evap Control System Pressure Sensor High Input Can...

I Replaced The Egr Valve To Fix The Problem, But The Problem Still Exists With The Engin Light And The Same Code Is Still The Same. Please...