2012 Jeep Grand Cherokee Owner Manual SRT - Page 112

110 UNDERSTANDING THE FEATURES OF YOUR VEHICLE When the vehicle is started, the BSM warning light will NOTE: momentarily illuminate in both outside rear view mirrors • The BSM system does NOT alert the driver about rapidly approaching vehicles that are outside the to let the driver know that the system is operational. The detection zones. BSM system sensors operate when the vehicle is in any forward gear or REVERSE and enters stand by mode • The BSM system detection zone DOES NOT change if when the vehicle is in PARK. your vehicle is towing a trailer. Therefore, visually verify the adjacent lane is clear for both your vehicle The BSM detection zone covers approximately one lane and trailer before making a lane change. If the trailer on both sides of the vehicle (11 ft or 3.35 m). The zone or other object (i.e., bicycle, sports equipment) extends starts at the outside rear view mirror and extends apbeyond the side of your vehicle, this may result in the proximately 20 ft (6 m) to the rear of the vehicle. The BSM BSM warning light remaining illuminated the entire system monitors the detection zones on both sides of the time the vehicle is in a forward gear. vehicle when the vehicle speed has reached approximately 6 mph (10 km/h) or higher and will alert the The area on the rear fascia where the radar sensors are driver of vehicles in these areas. located must remain free of snow, ice, and dirt/road contamination so that the BSM system can function properly. Do not block the area of the rear fascia where the radar sensors are located with foreign objects (bumper stickers, bicycle racks, etc.).