1993 Cadillac DeVille Owner's Manual - Page 233

e Will you have make any holes in the body of your vehicle when you to install a trailer hitch? If you do, thenbe sure toseal 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'' inthe Index). Dirt and water can, too. e Don't let thesteel in a hitch contact the aluminum on your bumper. If you do, the two willcorrode. You can use something like paint or plastic tape to separate the steel and aluminum. The same steel to aluminum problem can happen with fasteners, too. Safety Chains You should always attach chains between your vehicle and your trailer. Cross the safety chains under the tongue of the trailerso that the tongue will not drop to the road if it becomes separated from the hitch. Instructions aboutsafety chains may be provided by the hitch manufacturer or by the trailermanufacturer. Follow the manufacturer's recommendation for attaching safety chains. Always leave just enough slack so you can turn with your rig. And, never allow safety chains to drag on theground. Trailer Brakes Does your trailer have its own brakes? Be sure to read and follow the instructions for the trailer brakes you'll be able to so install, adjust and maintain them properly. Because you have anti-lock brakes, do not try to tap into your vehicle's brake system. If you do, both brake systems won't work well, or at all. Driving with a Trailer Towing a trailer requiresa certain amountof experience. Before setting out forthe openroad,'you'llwant to get to know your rig. Acquaint yourself with the feelof handling and braking with the added weight of the trailer. And always keep in mind that thevehicle you are driving is now a good deal longer and not nearly so responsive as your vehicle is by itself. Before you start, check the trailerhitch and platform, safety chains, electrical connector, lights, tires and mirror adjustment. If the trailer has