2013 Jeep Grand Cherokee Owner's Manual - Page 466

464 STARTING AND OPERATING 6. Shift into the desired gear range. If the problem is no Use of ERS (or TOW/HAUL mode) also enables an longer detected, the transmission will return to normal additional underdrive gear which is not normally used during through-gear accelerations. This additional gear operation. can improve vehicle performance and cooling capability NOTE: Even if the transmission can be reset, we recomwhen towing a trailer on certain grades. In ERS mode, mend that you visit your authorized dealer at your gears 1 though 3 are underdrive gears, and ERS 4 is direct earliest possible convenience. Your authorized dealer has drive. ERS 5 and 6 (Overdrive gears ) are the same as the diagnostic equipment to determine if the problem could normal fourth and fifth gears. recur. If the transmission cannot be reset, authorized You can switch between DRIVE and ERS mode at any dealer service is required. vehicle speed. When the shift lever is in the DRIVE Electronic Range Select (ERS) Operation position, the transmission will operate automatically, The Electronic Range Select (ERS) shift control allows the shifting between all available gears. Tapping the shift driver to limit the highest available gear when the shift lever to the left (-) will activate ERS mode, display the lever is in the DRIVE position. For example, if you shift current gear in the instrument cluster, and maintain that the transmission into 3 (third gear), the transmission will gear as the top available gear. Once in ERS mode, tapping never shift above third gear, but will shift down into the shift lever to the left (-) or right (+) will change the top second and first gears normally. available gear.