Jeep Grand Cherokee 2007 Workshop Manual PDF | Page 415

Schedule “B”
Follow this schedule if you usually operate your vehicle
under one or more of the following conditions.
Day or night temperatures are below 32°F (0°C)
Stop and go driving
Excessive engine idling
Driving in dusty conditions
Short trips of less than 10 miles (16.2 km)
More than 50% of your driving is at sustained high
speeds during hot weather, above 90°F (32°C)
Trailer towing
Heavy loading
Taxi, police, or delivery service (commercial service)
Off-road or desert driving
If equipped for and operated with E-85 (ethanol)
fuel.
NOTE: If ANY of these apply to you, change your
engine oil every 3,000 miles (5 000 km) or 3 months,
whichever comes first, and follow the maintenance rec-
ommendations in “Maintenance Schedule B.”
NOTE: If ANY of these apply to you then flush and
replace your engine coolant every 102,000 miles (170 000
km) or 60 months, whichever comes first, and follow
“Schedule B” of the “Maintenance Schedules” section of
this manual.
SCHEDULE “B” 415
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Jeep Grand Cherokee 2007 Workshop Manual Summary of Content

Schedule BFollow this schedule if you usually operate your vehicleunder one or more of the following conditions.Day or night temperatures are below 32F (0C)Stop and go drivingExcessive engine idlingDriving in dusty conditionsShort trips of less than 10 miles (16.2 km)More than 50% of your driving is at sustained highspeeds during hot weather, above 90F (32C)Trailer towingHeavy loadingTaxi, police, or delivery service (commercial service)Off-road or desert drivingIf equipped for and operated with E-85 (ethanol)fuel.NOTE: If ANY of these apply to you, change yourengine oil every 3,000 miles (5 000 km) or 3 months,whichever comes first, and follow the maintenance rec-ommendations in Maintenance Schedule B.NOTE: If ANY of these apply to you then flush andreplace your engine coolant every 102,000 miles (170 000km) or 60 months, whichever comes first, and followSchedule B of the Maintenance Schedules section ofthis manual.SCHEDULE B 4158MAINTENANCESCHEDULES