EMISSION

Here Is My Story: I Have This Rv. It Passed Smog When I First Bought It. Two Years Later I Had To Smog Again And They Found A Low Idle Miss...

I First Took My Truck To Inspection It Faild For Idle. Primary Emissions Test Performd: Tsi-fail Gas Hc Ppm Reading 350 Standard 220 Co%5....

I Want To Check & Replace The Pvc Valve On A 2001 Buick Lasabre. I Think The Pvc Valve Is Under The Map Sensor But The Electrical Connection...

The Check Engine Light Has Been On For A Couple Of Months. The Code Reader Found Code P0455. I Changed The Gas Cap And Waited A Couple Of...

Hello, Hope Someone Can Help Me. I Have Been Trying To Replace The Solenoid As Well As The Hose But Everywhere I Look The Hose Is 2-3 Times...

The Valve Failed And Needs To Be Replaced. Not Sure Where It Is Located And How To Get To It.

My Car Has Had An Egr Flow Code For Over A Year. We Swapped Out The Main Hose And Cleaned The Valve. The Code Number Is P1402. I Don't Know...

Tapping Valve Allows Engine To Start, But I Don't Understand Why. Don't Understand Why Egr Would Keep Engine From Starting

Put Premium Fuel In The Car And Drive It For Half An Hour To An Hour Then Take It To Get Tested, Do Not Shut The Car Off What So Ever. My...

I Have A 1995 Geo Prizm That Failed The Nox Portion Of Texas Emissions By 219ppm. I Was Told By A Mechanic It Has No Egr Valve Which Would...