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:
Winter Operation
Use of the air Recirculation Mode during winter months is
not recommended because it may cause window fogging. ...
Qualified specialist workshop
An authorized Mercedes-Benz Center is a qualified specialist workshop. It has
the necessary specialist knowledge, tools and qualifications to correctly carry
out the work required on your vehicle. ...
General information
Occupant Weight Sensor (OWS) indicator light ...