Table 1 shows 13 common suspension related problems of the 1999 GMC Sierra. The number one most common problem is related to the front suspension (13 problems). The second most common problem is related to the suspension (eleven problems).
Hen driving at 30 mph or over the vehicle will start to pull to the left, and when making a left turn vehicle will also start to make noise. Read details...
Odd noise from vehicle. Stopped and noticed the center of the vehicle was low (box and back of cab were in contact at the top and separated by several inches at the bottom. Looked at frame and saw that right side of frame was rusted and is cracked almost all the way through, allowing frame to sag Read details...
Consumer states: anti-lock brake system, when applying it makes weird noise, and has to push brakes to the floor. Had to do 4 times, was under 5 mph and pedal kicked back, and it grabbed. Just got abs serviced and new fuse put in. Had to take out fuse for the brakes to work properly. Read details...