Other information:
For normal service, periodic fluid level checks
are not required. When the vehicle is serviced
for other reasons the exterior surfaces of the
axle assembly should be inspected. If gear oil
leakage is suspected inspect the fluid level.
Fluid Level Check
Lubricant should be approximately 1/8 inch
(3 mm) below the bottom edge of the oil fill hole...
FCA advocates driving at safe speeds and
within posted speed limits. Where speed limits
or conditions are such that the vehicle can be
driven at high speeds, maintaining correct tire
inflation pressure is very important. Increased
tire pressure and reduced vehicle loading may
be required for high-speed vehicle operation...