1998 GMC Sonoma Owner's Manual - Page 203

If You Do DecideTo Pull A Trailer NOTICE: Pulling a trailer improperly can damage your vehicle and result in costly repairs not covered by your warranty. To pull a trailer correctly, follow the advice in this part, and see your dealer for important informationabout towing a trailer with your vehicle. Every vehicle is ready for some trailer towing. If yours was built with trailering options, as many are, it's ready for heavier trailers. But trailering is different than just driving your vehicle by itself. Trailering means changes in handling, durabilityand fuel economy. Successful, it safe trailering takes correct equipment, and has to be used properly. That's the reason for this part.In it are many time-tested, important trailering tips and safety rules. Many of these are important foryour safety and that of your passengers. So please read this section carefully before you pull a trailer. If you do, here aresome important points: 0 There are many different laws, including speed limit restrictions, having to do with trailering. Make sure your rig will be legal, notonly where you live but also where you'll be driving. A good source forthis information canbe state orprovincial police. Consider using a sway control if your trailer will weigh 2,000 lbs. (900 kg) or less. You should always use a sway control if your trailer will weigh more than 2,000 lbs. (900 kg). You can ask ahitch dealer about sway controls. Don't tow a trailerat all during the first 500 miles (800 km) your new vehicle is driven. Your engine, axle or otherparts could be damaged. Then, during the first 500 miles (800 km) that you tow a trailer, don't drive over50 mph (80 km/h) and don't make starts at full throttle. This helps your engine and other partsof your vehicle wear in at the heavier loads. 0 0 0 4-47