PONTIAC ENGINE MISFIRE

I Have A 93 Bonneville, It Has 163,000 Miles On It. Its Got A 3.8l In It. I Went Out Today And I Was Going To Replace The Muffler With A...

Never Had A Bit Of Problems With This Automobile, Then Out Of No Where It Started To Miss When Going Up Different Grades, Of Course More...

I Have Replaced The Coils With Spares I Have Had Laying In My Garage And It Made No Difference. Cylinder 1 Had A New Injector Installed A...

I Have A 99 Sunfire. 2.2 Automatic. Has 140k On It. I Have Noticed Over The Past Several Months That When Idling Or Driving, Mostly...

Car Usually Starts Fine. When Put Under Load The Engine Misfires/bucks. Can Get Car Up To Highway Speed By Easing Into The Throttle But Any...

I Have Changed Plugs And Boots, Put New Fuel Filter On, Checked Air Flow, And Still It Spits And Sputters Mostly Up Hills But All The...

Pontiac Grand Am 2.4l Automatic/92,000 Miles. No Problem Starting, Or Accelerating Slowly. Getting A Missfire When Accelerating Hard To Get...

Hi There! I Recently Purchased A 2005 Pontiac G6 With 44,000 Kms. Within A Week Of Owning The Car The Catalytic Converter Gave Out! We...

I Have A Misfire On The 6th Cylinder. I Have Replaced The Wire And Plugs And No Change. The Misfire Started When Stopped At A Light No...

Shakes Or Wobbles Problem 2000 Pontiac Grand Am 4 Cyl Two Wheel Drive Automatic 151k Miles I Am Not Getting Any Spark From Plug 1 And 4...