GMC Jimmy Engine Surge

At Surges At Low Speed We Checked And Got 13 Miles Per Gallon Not Loaded Or Pulling Anything Runs Good On Highway

Engine Mechanical Problem 2000 Gmc Jimmy 6 Cyl Four Wheel Drive Manual 150.00 Miles I Have A 2000 Gmc Jimmy When Driving At A Steady...

Engine Mechanical Problem 2000 Gmc Jimmy 6 Cyl Four Wheel Drive Automatic I Have A 2000 Gmc Jimmy And When Driving At A Steady Pace...

While Driving The Car Speed Reaches 45-50 Mph The Engine Starts Reving. Then When Speed Reaches 65 It Stops.

My 1995 Gmc Jimmy Starts But Dies Promptly, I Have Checked For Vacuum Leaks And Found No Defective Vacuum Lines And The Mechanic's Scanner...

Started Up The Car In The Morning Where I Noticed That The Engine Popped A Couple Times. Then Went To Get Onto Free Way And It Seem To Bog...