2003 Lexus GX 470 Owners Manual - Page 361

DRIVING TIPS TRAILER TOWING Your vehicle is designed primarily as a passenger−and−load carrying vehicle. Towing a trailer will have an adverse effect on handling, performance, braking, durability and driving economy (fuel consumption, etc.). Your safety and satisfaction depend on the proper use of correct equipment and cautious driving habits. For your safety and the safety of others, you must not overload your vehicle or trailer. Lexus warranties do not apply to damage or malfunction caused by towing a trailer for commercial purposes. Ask your local Lexus dealer for further details before towing. " Certification label CAUTION When disconnecting a trailer, put the vehicle height in the "LO" (low) mode and push the "HEIGHT CONTROL OFF" switch to turn off the rear height control air suspension. Otherwise, the vehicle height may be changed in the automatic leveling function, resulting in accident. For details see "Rear height control air suspension" on page 315. CAUTION D The maximum gross trailer weight (trailer weight plus cargo weight) must never exceed 2268 kg (5000 lb.) for vehicle with equipped. If towing a trailer and cargo weighing over 907 kg (2000 lb.), it is necessary to use a sway control device with sufficient capacity. The combination of the gross trailer weight added to the total weight of the vehicle, occupants and vehicle cargo must never exceed a total of 4764 kg (10500 lb.). Exceeding the maximum weight of the trailer, the vehicle, or the vehicle and trailer combination, can cause an accident resulting in serious personal injuries. Weight limits Before towing, make sure the total trailer weight, gross vehicle weight, gross axle weight and trailer tongue load are all within the limits. The total trailer weight and tongue load can be measured with platform scales found at a highway weighing station, building supply company, trucking company, junk yard, etc. 347