2012 Jeep Grand Cherokee User Guide - Page 89
2012 Jeep Grand Cherokee Manual
Page 89 highlights
OFF-ROAD CAPABILITIES SELEC-TERRAIN™ • Selec-Terrain™ combines the capabilities of the vehicle control systems, along with driver input, to provide the best performance for all terrains. Rotate the mode control knob to select the following Selec-Terrain™ positions: • Sport - Dry weather, on-road calibration. Only available in 4WD High range. Performance-based tuning that provides a rear wheel drive feel but with improved handling and acceleration over a two-wheel drive vehicle. The Electronic Stability Control will set to allow more driver control of the vehicle while maintaining safe handling controls. The vehicle will lower (if equipped with Air Suspension) by 0.59 inches (15 mm) in the SPORT mode. • Snow - The Electronic Stability Control is set for additional stability in inclement weather. Use on and off road on loose traction surfaces such as snow. • Auto - Fully automatic full-time four-wheel drive operation can be used on and off road. Balances traction with steering feel to provide improved handling and acceleration over two-wheel drive vehicles. • Sand/Mud - Off-road calibration for use on low traction surfaces such as mud, sand, or wet grass. Driveline is maximized for traction. Some binding may be felt on less forgiving surfaces. The electronic brake controls are set to limit traction control management of throttle and wheel spin. • Rock - Off-road calibration only available in 4WD Low range. The vehicle is raised (if equipped with Air Suspension) for improved ground clearance. Traction based tuning with improved steer-ability for use on high traction off-road surfaces. Activates the Hill Descent Control for steep downhill control. Use for low speed obstacles such as large rocks, deep ruts, etc. Quadra-Lift™ • The Quadra-Lift™ air suspension system provides full time load leveling capability along with the benefit of being able to adjust vehicle height by the push of a button. Quadra-Lift™ is available with both Quadra-Trac II® and Quadra-Drive II™. • The system requires that the engine be running for all changes. When lowering the vehicle all of the doors, including the liftgate, must be closed. 87