Two problems related to front suspension have been reported for the 1998 GMC Sierra. The most recently reported issues are listed below.
Dealer has had to work on front suspension several times. Manufacturer has been notified.
While driving at 55 mph on the highway the vehicle will start to virbrate and bounce. Also, there is a problem within the frame and within the wheel base which is at a distance from the wheels in the extended cab.
| Suspension problems | |
| Rear Suspension problems | |
| Front Suspension problems | |
| Front Suspension Control Arm problems |