1998 Pontiac Bonneville Q&A
1998 Pontiac Bonneville Question: TRANSMISSION
I think you have a transmission problem and it's running in 2nd as a default 'limp-in' mode to get you home or to a transmission shop to check it out. Here's a directory link for you for a GM specialist: https://repairpal.com/directory?address=62951&car_brand_names=Pontiac - Superbob
The transmission pressure control solenoid may fail causing erratic shifting. Our technicians tell us that par...
The rubber section of an automatic transmission cooler line may develop a fluid leak . In some cases the leaking section of hose can be rep...
the car is sluggish in changing gears and i was guessing this could be the problem since we changed out the fluid.
At highway speeds around 50 to 70 mph my car has a surge almost like the transmission is slipping. it's hard to explain but it's like a redundent rrr rrrr rrr rrr rrr rrr and then...
My "93" bonneville heated up and wouldn't move-coolant hot & had trans. fluid in it. Trans. fluid level was low.