2010 Jeep Grand Cherokee Owner's Manual - Page 249

248 STARTING AND OPERATING gear). When in the DRIVE position in fifth gear, the first tap to the left (-) will downshift the transmission and display 5 (ERS 5 is the same as normal fourth gear). Another tap to the left (-) will shift the transmission down to ERS 4 (direct gear). left "D(-)" and hold it there. The transmission will shift to the range from which the vehicle can best be slowed down. Overdrive Operation The automatic transmission includes an electronically controlled Overdrive (fifth gear for 3.7L engine, fourth and fifth gears for 5.7L engine). The transmission will automatically shift to Overdrive, if the following conditions are present: • the shift lever is in DRIVE; • the engine coolant has reached normal operating temperature; • vehicle speed is above approximately 30 mph (48 km/h); WARNING! Do not downshift for additional engine braking on a slippery surface. The drive wheels could lose their grip and the vehicle could skid. Screen Display Actual Gear(s) Allowed 1 1 2 1-2 3 1-3 4 1-4 5* 1-5 D 1-5 * Applies to vehicles equipped with 5.7L engines only. NOTE: To select the proper gear position for maximum • the TOW/HAUL switch has not been activated; deceleration (engine braking), move the shift lever to the