Buick Emission

Engine Performance Problem 1992 Buick Lesabre 6 Cyl Two Wheel Drive Automatic The Car Sputters And Stalls When It Drives Enough To...

Engine Performance Problem 1992 Buick Lesabre 6 Cyl Front Wheel Drive Automatic 100k Miles The Car Was Sitting For A While But Very...

My Car Has Started Running Very Rough. I Have To Floor The Gas Pedal For Awhile To Start It. It Runs Very Rough At Idle. It Accellerates Ok...

Why Is Fuel Vapor Canister Leaking Raw Fuel?

Failed The Hc And The Co Test For Emissions. What Should Be Checked ?

Other Category Problem 1991 Buick Roadmaster V8 Wheel Drive Type Unknown Automatic 150000 Miles My Car Was Smoged And Didnt Pass I...

The Hc (ppm)max 78 Meas 141 . No (ppm Max 545 Meas 744. I Have Put On A New Coil,catalytic Converter, Spark Plug's.we Had To Put A New...

1990 Buick Regal Will Not Pass Smog. The Guy At The Smog Shop Is Saying That Everything Is Ok But The Egr Valve Is Not Working. Diagnose...

The Other Day I Got Out Of My Car After Shutting It Off And A Motor Came On Under The Hood. Not The Engine, Just A Small Motor. It Is...

My Vehicle Runs Fine But It Will Not Pass Emissions Test. How Can I Reduce The Amount Of Unburned Fuel At The Tailpipe? Fuel Pressure Gauge...