Maintenance-Free Battery; Pressure Washing; Vehicle Maintenance; Engine Oil - Jeep GRAND CHEROKEE L 2023 Owner's Manual

338 SERVICING AND MAINTENANCE
M -F B
AINTENANCE REE ATTERY
Your vehicle is equipped with a maintenance-free
battery. Water will never have to be added, and
periodic maintenance is not required.
WARNING!
Battery fluid is a corrosive acid solution and

can burn or even blind you. Do not allow
battery fluid to contact your eyes, skin, or
clothing. Do not lean over a battery when
attaching clamps. If acid splashes in eyes or
on skin, flush the area immediately with large
amounts of water. Refer to Jump Starting
Procedure Ú page 320.
Battery gas is flammable and explosive. Keep

flame or sparks away from the battery. Do not
use a booster battery or any other booster
source with an output greater than 12 Volts.
Do not allow cable clamps to touch each
other.
Battery posts, terminals, and related accesso-

ries contain lead and lead compounds. Wash
hands after handling.
CAUTION!
It is essential when replacing the cables on

the battery that the positive cable is attached
to the positive post and the negative cable is
attached to the negative post. Battery posts
are marked positive (+) and negative (-) and
are identified on the battery case. Cable
clamps should be tight on the terminal posts
and free of corrosion.
If a "fast charger" is used while the battery is

in the vehicle, disconnect both vehicle battery
cables before connecting the charger to the
battery. Do not use a "fast charger" to provide
starting voltage.
P W
RESSURE ASHING
Cleaning the engine compartment with a high
pressure washer is not recommended.
CAUTION!
Precautions have been taken to safeguard all
parts and connections however, the pressures
generated by these machines is such that
complete protection against water ingress
cannot be guaranteed.

VEHICLE MAINTENANCE

An authorized dealer has the qualified service
personnel, special tools, and equipment to
perform all service operations in an expert
manner. Service Manuals are available which
include detailed service information for your
vehicle. Refer to these Service Manuals before
attempting any procedure yourself.
NOTE:
Intentional tampering with emissions control
systems may void your warranty and could result in
civil penalties being assessed against you.
WARNING!
You can be badly injured working on or around a
motor vehicle. Only do service work for which
you have the knowledge and the proper
equipment. If you have any doubt about your
ability to perform a service job, take your vehicle
to a competent mechanic.
E O
NGINE IL
Engine Oil Selection
Use only the manufacturer's recommended fluid
Ú page 401.