Jeep 2010 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).
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 1
Actual Gear(s) 1
Allowed
* Applies to vehicles equipped with 5.7L engines only.
NOTE: To select the proper gear position for maximum
deceleration (engine braking), move the shift lever to the
2 3 4 5*
1-2 1-3 1-4 1-5
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 condi-
tions are present:
• the shift lever is in DRIVE;
D • the engine coolant has reached normal operating tem-
1-5
perature;
• vehicle speed is above approximately 30 mph
(48 km/h);
• the TOW/HAUL switch has not been activated;