2004 Lexus RX 330 Owners Manual - Page 556

DRIVING TIPS Tow hitch receiver Hitches D If you wish to install a trailer hitch, your Lexus dealer should be consulted. D Use only a hitch which is recommended by Lexus dealer and conforms to the total trailer weight requirement. D Follow the directions supplied by the hitch manufacturer. Lubricate the hitch ball with a light coat of grease. D Lexus recommends removing the trailer hitch whenever you are not towing a trailer to reduce the possibility of additional damage caused by the hitch if your vehicle is struck from behind. After removing the hitch, seal any mounting holes in the vehicle body to prevent entry of pollutants such as exhaust fumes, dirt, water, etc. The tow hitch receiver is installed under the rear bumper. CAUTION A tow hitch receiver is rated for weight carrying towing only up to 1588 kg (3500 lbs.) Only use this tow hitch receiver on your vehicle. Do not use this tow hitch receiver on any other vehicle. 533