1998 Buick Regal Owner's Manual - Page 236

NOTICE: A vehicle can fall from a car carrier isn't if it a collision, adequately secured. This can cause serious personal injury and vehicle damage. The vehicle should be tightly secured with chains or it steel cables before is transported, Don't use substitutes (ropes, leather straps, canvas webbing,etc.) that can be cut sharp by edges underneath the towed vehicle. Always use T-hooks inserted in the T-hook slots. Neveruse J-hooks. They will damage drivetrain and suspension components. When your vehicle is being towed, have the ignition key in OFF. The steering wheel should be clamped in a straight-ahead position, with a clamping device designed for towing service. Do not use the vehicle's steering column lock for this. The transaxle should be in NEUTRAL (N) and the parking brake released. Don't have yourvehicle towed on the drive wheels, unless you must, If the vehicle must be towed on the drivewheels, do nottow the vehicle more than 500 cumulative miles(800 km) or exceed 50 mph (80 km/h). Cumulative miles are defined as total miles over the life of the vehicle. For example, your vehicle cannot be towed 500 miles (800 km) each day a trip totaling of 3,000 miles (4800 km). If these limitations must be exceeded, then the drive wheels have tobe supported on a dolly. 5-10