Buick Emission

I Keep Getting A P-1406 Code (egr Pintle Position Circuit). I Have Replaced The Pcm And The Egr Valve Both. I Have My Five Volt Reference...

1995 Buick Lesabre 95000 Miles I Am Looking To Purchase This Type Vehicle From A Friend Who Has It For Sale. She Says That It Need...

I Have A 1995 Buick Century With Over 230k Miles On It, And It Failed Emissions. The Tech Said It Was Giving Off Too Much Raw Gasoline...

2.2 4 Cyl Emission Hose Routing

Engine Performance Problem 1994 Buick Park Avenue 6 Cyl Front Wheel Drive Where Is The Pcv Valve Located On A 1994 Park...

I Have A 94 Buick 2.2l Automatic Trans. It Is Intermittently Stalling. It Happens After Vehicle Gets To Operating Temp. Check Engine Light...

My 94 Buick Rigal Failed On Hc Readings Were 1.3725 Limits Are 1.2000 The Co Readings Were 12.0420 Limits Are 15.000 (pass) Nox Are Gitting...

High Nox 3.1l V6 Egr Location

It Passed Inspection Fine Here Where I Live But I Gave It To My Sister In Ohio. Emissions Failed. What All Do I Have To Change To Get It...

Engine Mechanical Problem 1993 Buick Park Avenue 6 Cyl Automatic 66,000 Miles Can You Tell Me Where The Pcv Valve Is Located On A 1993...