No.
As 2003 Jeep Liberty uses 5W30 engine oil. It can be synthetic, conventional, or a blend.
2005 jeep liberty 4wd 3.7l how to change diff.oil
5w-30 for normal conditions, 10w-30 for warm climates.
You may need to check the oil, or have the jeep serviced.
NoNo
The 2002 Jeep Liberty 3.7L V6 requires 5.0 quarts of oil.
The type of oil that should be used in a 2005 Jeep Liberty is 5W30. You can switch to 10W30 in the warmer months.
10w30 for 2004
5w30
Underneath it ! ;_
No
5