BUICK CENTURY CHECK ENGINE LIGHT

I Am Looking To Purchase A 1996 Buick Century Special 4cyls. Went To Test Drive The Car, And Its In Great Condition And Great Mileage...

Is It True A Sensor Which Controls The Engine Light Should Be Replaced At A Cost Of Approx $400

P0401 Is The Code And I Have Installed A New Egr Valve & Cleaned The Ports. Same Error Came Back Up And I Have Re-installed A New Egr Again...

My Check Engine Light Is On. I Took It To Autozone The Code It Brings Up For The Reason Of The Light Is The Egr Valve. I Have Changed The...

Engine Performance Problem 1998 Buick Century 6 Cyl Automatic 125000 Miles Hello, My Service Engine Light Keeps Coming On After I...

Hello I Have A 1998 Buick Century I Just Bought It Used A Several Months Ago For The Last Couple Of Weeks I Think Mostly When It Is...

My Buick Service Engine Soon Light Is On And Won'tgo Off. I Changed The Oil And Reset That Light, But The Light Is Still On. Please Help.

The Odometer And Shift Indicators Work Fine Though.