1997 GMC Safari Owner's Manual - Page 210

Total Weight onYour Vehicle's Tires Be sure your vehicle's tires are inflated to the upper limit for cold tires. You'll find thesenumbers on the Certification label at the rear edgeof the driver'sdoor or see "Tire Loading" in the Index. Then be sure you don't go over the GVW limit for your vehicle, including the weight of the trailer tongue. 0 Will you have to make any holes in the body of your vehicle when you install a trailer hitch? If you do, then be sure to seal the holes later when you remove the hitch. If you don't seal them, deadly carbon monoxide (CO) from your exhaust can get into your vehicle (see "Carbon Monoxide" in the Index). Dirt and water can, too. Hitches Safety Chains You should always attach chains between your vehicle It's important to have the correct hitch equipment. and your trailer. Cross the safety chains under the tongue Crosswinds, large trucks going by and rough roads are a of the trailer so that the tongue will not drop to the road few reasons why you'll need the right hitch. Here are if it becomes separated from the hitch. Instructions some rules to follow: about safety chains may be provided by the hitch 0 If you'll be pulling a trailer that, when loaded, will weigh more than 2,000 lbs. (900 kg), be sure to use a manufacturer or by the trailer manufacturer. Follow the manufacturer's recommendation for attaching safety properly mounted, weight-distributing hitch and chains and do not attach them to the bumper. Always sway control of the proper size. This equipment is leave just enough slack SO you can turn with your rig. very important for proper vehicle loading and good And, never allow safety chains to drag on the ground. handling when you're driving. 4-34