OXYGEN SENSOR

I Have 282,000 Miles (yup!) On My Altima, And Was Wondering Why My Check Engine Light Has Remained On For The Last 100,000 Miles? I Have...

Diagnostic Codes Are : P0304 Cyl #4 Misfire, Po7171 Sys. Too Lean Bank1, P0174 Sys. Too Lean Bank2. Tuned Car 1000 Miles Ago With New...

Got A Code P2098 On My Merceds Clk430 Telling My Catalyst Fuel Trim System Too Lean On Bank 2 And Was Wandering What Is That And How Do I...

I Really Love This Car, But In The Last Year My Gas Mileage Has Gone From 25-6 In Town, 36 On The Hwy To 19-20 In Town And 30 Hwy. Do You...

The Truck Will Start But Idols Too High. After It Warms Up It Floods And Won't Start Again Unless The Gas Pedel Is To The Floor. It Quits...

I Recently Had The Engine Replaced In My Vehicle. Within 5 Miles Of Driving The Car The Check Engine Light Came On. I Drove It Back To The...

How Many Oxygen Sensors? Where Are They Located? How Do I Change Them

I Have A Clean 87 Olds 98 Regency That Idles Too High And Get Poor Mileage. The Cat Was Removed Dut To Rust Thru And Replaced With A Test...

Where Are The Oxygen Sensors Located On This Model Vehicle? If All Goes Smooth How Long Should It Take? Thank You

I've Seen Many Postings On The Internet For This Common Issue Or Problem With The Vr6 Jetta. I Want To Be Able To Check The Computer...