One problem related to steering wheel vibrate has been reported for the 2002 Jeep Grand Cherokee. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Jeep Grand Cherokee based on all problems reported for the 2002 Grand Cherokee.
Driving highway speeds, 65 mph, hit a small bump on the road and the steering wheel began to shake violently. I purchased the vehicle new in early 2002 and this was the first incident. Since then this has happened several more time. Suspect a worn steering damper.