Jeep Liberty: Synthetic Engine Oils
You may use synthetic engine oils provided the recommended oil quality requirements are met, and the recommended maintenance intervals for oil and filter changes are followed.
Engine Oil Viscosity
SAE 5W-20 engine oil is recommended for all operating
temperatures. This engine oil improves low temperature
starting and vehicle fuel economy. The engine oil filler
cap also shows the recommend ...
Materials Added To Engine Oil
Do not add any supplemental additives, other than leak
detection dyes, to your engine oil. Engine oil is an
engineered product and its performance may be impaired
by supplemental additives. ...
See also:
ABS warning light
Refer to “ABS warning light”. ...
Checking automatic transmission fluid (if equipped)
Refer to your scheduled maintenance information for scheduled
intervals for fluid checks and changes. Your transmission does not
consume fluid. However, the fluid level should be checked if the
tra ...
Oil Change Required
Your vehicle is equipped with an engine oil change
indicator system. The “Oil Change Required” message
will flash in the EVIC display for approximately 10 seconds
after a single chime has so ...