shaking, vibrating when reaching higher speeds. on 2000 Pontiac Bonneville

When I accellerate to around 55-60 mph, I the car begins to shake..... I feel it in the steering wheel

1 answer
First, get the tires balanced at a tire shop. If it still has problems, check for loose suspension parts.
If you want to find a GM specialist, here's our directory link for you:
https://repairpal.com/directory?address=46142&car_brand_names=Pontiac