1998 GMC Jimmy Owner's Manual - Page 242

Rear Towing Tow Limits -- 35 mph (56 k d h ) , 50 miles (80 km) Vehicles with the all-wheel drive or.four-wlzee1 drive with the electronic transfercase option must use a towing dolly under the.front wheels when towing,from the reay: NOTICE: Do not tow with sling-type equipment or rear bumper valance damage will occur. Use wheel-lift or car-carrier equipment. Additional ramping may be required for car-carrier equipment. Use safety chains and wheel straps. Towing a vehicle over rough surfaces could damage a vehicle. Damage can occur from vehicle to ground or vehicle to wheel-lift equipment. Unless youhave all-wheel drive, to help avoid damage, install a towing dollyand raise the vehicle until adequate clearance is obtained between the ground and/or wheel-lift equipment. Do not attach winch cablesor J-hooks to suspension components when using car-carrier equipment. Always use T-hooks inserted in the T-hook slots. I 5-11