Jeep 2018 GRAND CHEROKEE User Manual page 234

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Mileage or time passed
(whichever comes first)
Or Years:
Or Kilometers:
Additional Inspections
Inspect the CV joints.
Inspect front suspension, tie rod ends, and
replace if necessary.
Inspect the front and rear axle fluid, change
if using your vehicle for police, taxi, fleet,
off-road or frequent trailer towing.
Inspect the brake linings, parking brake
function.
Inspect transfer case fluid.
Additional Maintenance
Replace engine air filter.
Replace the air conditioning filter.
Replace spark plugs.**
Flush and replace the engine coolant at
10 years or 150,000 miles (240,000 km)
whichever comes first.
Change transfer case fluid.
Inspect and replace PCV valve if necessary.
** The spark plug change interval is mileage
based only, yearly intervals do not apply.
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