PONTIAC ENGINE MISFIRE IDLE

Recently Replaced Upstream O2 And Tps To Fix Po300 And Po171. After Replacing O2, Car Idled More Erratic, Then After New Tps, Idle Was...

I Have A 1996 Pontiac Bonneville Se Automatic With 147,000 Miles. I Was Recently Driving And Did Not Notice My Car Was Beginning To Overheat...

Enter Your Question.1997 Grand Prix Gt Has Multi. Cyl. Misfire And Bank 1 Too Lean. Car Has 500 Miles On Rebuilt Engine, And Runs Great Over...

Hello And Thanks In Advance For Any Guidance In This Issue. We Have A 1998 Firebird With 55,000 Miles On It. Prior To A Month Ago It Had...

I Have A 2000 Pontiac Grand Am Se With 172,000 Miles. It Has A Misfire On 3 Cylinders. At Idle It Runs Rough And Low. As I Accelerate More...

Car Misfires When Idle, Could Be The Problem

The Car Listed Above Is A 3800 V6 Series 1. First Of All, The Car Is Very Well Maintained. Everything Started With A Bad Crankshaft Sensor...