Scheduled Servicing - Diesel Engine; Whichever Comes First - Jeep GLADIATOR 2023 Owner's Manual

WARNING!
 You can be badly injured working on or around a
motor vehicle. Do only service work for which you
have the knowledge and the right equipment. If you
have any doubt about your ability to perform a
service job, take your vehicle to a competent
mechanic.
 Failure to properly inspect and maintain your vehicle
could result in a component malfunction and affect
vehicle handling and performance. This could cause
an accident.
SCHEDULED SERVICING — DIESEL ENGINE
Your vehicle is equipped with an automatic oil change
indicator system. The oil change indicator system will
remind you that it is time to take your vehicle in for
scheduled maintenance.
Based on engine operation conditions, the oil change
indicator message will illuminate. This means that service
is required for your vehicle. Operating conditions such as
frequent short-trips, trailer tow, extremely hot or cold
ambient temperatures will influence when the "Oil Change
Required" message is displayed. Have your vehicle
serviced as soon as possible, within the next 500 miles
(805 km).
An authorized dealer will reset the oil change indicator
message after completing the scheduled oil change. If a
scheduled oil change is performed by someone other than
an authorized dealer, to reset the message
NOTE:
Under no circumstances should oil change intervals
exceed 10,000 miles (16,000 km) or 12 months,

whichever comes first.

SERVICING AND MAINTENANCE
Engine Oil Filter Replacement
Residual oil in the housing may spill from the housing
when the new filter is installed if the residual oil is not
either removed from the housing or enough time has not
elapsed to allow the oil to drain back into the engine.
When servicing the oil filter on this engine, open the filter
cap approximately six turns until the cap o-ring is visible
and stop. Wait five minutes with the cap in this position to
allow dirty engine oil to drain back into the engine. After
five minutes, the cap and filter assembly can be removed
and discarded.
Once A Month Or Before A Long Trip:
 Check engine oil level
 Check windshield washer fluid level
 Check the tire pressures and look for unusual wear or
damage
page 113.
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 Check the fluid levels of the coolant reservoir, brake
master cylinder, and fill as needed
 Check function of all interior and exterior lights
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