Cooling System Tips - Automatic Transmission - Jeep Grand Cherokee Operating Information Manual

Driving Condition
Stop and Go
Stop and Go
Highway Speeds
City Traffic
Highway Speeds
Uphill Grade
NOTE:
Under certain conditions the engine fan will
run after the engine is turned off. These
conditions are under high load and high
temperature conditions.
258
Load
Empty
Medium
Medium
Maximum GCWR
Maximum GCWR
Maximum GCWR
Cooling System Tips — Automatic
Transmission
To reduce the potential for engine and transmis-
sion overheating in high ambient temperature
conditions, take the following actions:
• City Driving — When stopped, shift the trans-
mission into NEUTRAL and increase engine
idle speed.
• Highway Driving — Reduce your speed.
Turbocharger Temperature
Cool
Warm
Hot
• Up Steep Hills — Select a lower transmission
gear.
• Air Conditioning — Turn it off temporarily.
NOTE:
If the coolant temperature is too high the A/C
will automatically turn off.
Idle Time (min.) Before Engine
Shutdown
None
0.5
1.0
1.5
2.0
2.5