Tread Wear Indicators
Tread wear indicators are in the original equipment tires to help you in determining when your tires should be replaced.

1 — Worn Tire 2 — New Tire
These indicators are molded into the bottom of the tread grooves. They will appear as bands when the tread depth becomes 1/16 in (2 mm). When the tread is worn to the tread wear indicators, the tire should be replaced.
See also:
Active Head Restraints — Front Seats
Active Head Restraints are passive, deployable components,
and vehicles with this equipment cannot be readily
identified by any markings, only through visual inspection
of the head restraint. Th ...
Legendary Capability
The all-new Jeep Grand Cherokee offers the new Quadra-Lift air suspension
system. The Quadra-Lift system features five height settings for optimum ride
performance:
Normal Ride Height (NRH): 8.1 ...
Service FCW Warning
If the system turns off, and the EVIC displays “ACC/
FCW Unavailable Service Radar Sensor”, it indicates
there is an internal system fault. Although the vehicle is
still drivable under norma ...


