User Manual - Page 504

For 2019 Grand Cherokee.

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Four Wheel Drive (4WD) Non-Trailhawk Models with a
Two-Speed Power Takeoff Unit
Snow chains is permitted with 225/65R17 and 225/
60R18 tires.
Use reduced size snow chains with a maximum projec-
tion of 7 mm beyond the tire profile.
Four Wheel Drive (4WD) Trailhawk Models
Original equipment 245/65R17 and P245/65R17 sizes
are not chainable.
Snow chains is permitted with the use of 225/65R17 tires
on size 17 x 7.5 ET31 wheels.
Use reduced size snow chains with a maximum projec-
tion of 9 mm beyond the tire profile.
WARNING!
Using tires of different size and type (M+S, Snow)
between front and rear axles can cause unpredictable
handling. You could lose control and have a collision.
CAUTION!
Use on Front Tires Only
Damage to Front Wheel Drive (FWD) Models may
result if tire chains or traction devices are used with
original equipment size tires.
Damage to Four Wheel Drive (4WD) Models without
a Two-Speed Power Takeoff Unit may result if tire
chains or traction devices are used with original
equipment size tires.
Damage to Four Wheel Drive (4WD) Trailhawk Mod-
els may result if tire chains or traction devices are
used with original equipment size tires.
To avoid damage to your vehicle or tires, observe the
following precautions:
Because of restricted traction device clearance be-
tween tires and other suspension components, it is
important that only traction devices in good condi-
tion are used. Broken devices can cause serious
damage. Stop the vehicle immediately if noise occurs
that could indicate device breakage. Remove the
damaged parts of the device before further use.
Install device as tightly as possible and then re-
tighten after driving about ½ mile (0.8 km).
(Continued)
502 SERVICING AND MAINTENANCE
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