2011 GMC Savana 3500 Passenger Owner's Manual - Page 254

9-46 Driving and Operating vehicle such as a motor home, see Recreational Vehicle Towing on page 10‑91. . Towing General Towing Information Only use towing equipment that has been designed for the vehicle. Contact your dealer or trailering dealer for assistance with preparing the vehicle for towing a trailer. See the following trailer towing information in this section: . Driving Characteristics and Towing Tips Pulling a Trailer Here are some important points: . . Then, during the first 800 km (500 mi) that a trailer is towed, do not drive over 80 km/h (50 mph) and do not make starts at full throttle. This helps the engine and other parts of the vehicle wear in at the heavier loads. Vehicles with an automatic transmissions can tow in D (Drive). Shift the transmission to a lower gear if the transmission shifts too often under heavy loads and/or hilly conditions. For information on driving while towing a trailer, see "Driving Characteristics and Towing Tips." For maximum vehicle and trailer weights, see "Trailer Towing." For information on equipment to tow a trailer, see "Towing Equipment." . There are many different laws, including speed limit restrictions, having to do with trailering. Make sure the rig will be legal, not only where you live but also where you will be driving. A good source for this information can be state or provincial police. Consider using a sway control. See "Hitches" in Towing Equipment on page 9‑54. Do not tow a trailer at all during the first 800 km (500 mi) the new vehicle is driven. The engine, axle or other parts could be damaged. Three important considerations have to do with weight: ... The weight of the trailer. The weight of the trailer tongue. The weight on the vehicle's tires. . . . For information on towing a disabled vehicle, see Towing the Vehicle on page 10‑91. For information on towing the vehicle behind another Also see Tow/Haul later in this section for information about the Tow/Haul button and the Tow/Haul indicator light.