Four problems related to steering gear box have been reported for the 1999 GMC Sierra. The most recently reported issues are listed below.
This truck will not steer properly with weight in it for example 5 passengers, the gm service dept. Has turned this case over to it's engineering dept. But they still gave the truck back to me to use and drive, is that a safety problem . No safety defect listed.
98 v 242 000/steering gear/frame bolts: intermittently the steering will lock up momentarily when turning a curve. Dealer and manufacturer were notified. Feel free to provide any further information.
Bolts broke off the inside of the steering box. Nlm.
A collision occurred as a result of complete steering failure and vibrations in the front of the vehicle. The vibrations often occurred between 55-70 mph. They originated in the front end and often transferred into the steering wheel. This caused the vehicle to jerk abruptly, in one direction or another. The vibrations were so extreme, it caused abnormal wear and fatigue on the tires, steering componets and etc. One fatality as a result. (brent mcqueen, investigator on behalf of client). . The investigator believed the incident was related to recall (98v242000) however the vehicle was not included in the recall.