2009 Lexus GS 450h Owners Manual - Page 484

4-1. Maintenance and care NOTICE n Cleaning detergents Do not use the following types of detergent, as they may discolor the vehicle interior or cause streaks or damage to painted surfaces. l Non-seat portions: Organic substances such as benzene or gasoline, alkaline or acidic solutions, dye, or bleach. l Seats: Acidic solutions, such as thinner, benzene, or alcohol. n Preventing damage to leather surfaces Observe the following precautions to avoid damage to and deterioration of leather surfaces. l Remove any dust or dirt on leather surfaces immediately. l Do not expose the vehicle to direct sunlight for extended periods of time. Park the vehicle in the shade, especially during summer. l Do not place items made of vinyl, plastic, or that contain wax on the upholstery, as they may stick to the leather surface if the vehicle interior heats up significantly. n Water on the floor 4 Do not wash the vehicle floor with water. Vehicle systems such as the audio system may be damaged if water comes into contact with electrical components under the floor of the vehicle, and may also cause the body to rust. n Cleaning the inside of the rear window l Do not use glass cleaner to clean the rear window, as this may cause damage to Maintenance and care the rear window defogger heater wires. Use a cloth dampened with lukewarm water to gently wipe the window clean. Wipe the window in strokes running parallel to the heater wires. l Be careful not to scratch or damage the heater wires or antenna. 425 GS_HV_U (OM30B44U) March 8, 2010 10:03 am