3.7L and 4.7L use 5w30
5.7L uses 5w20
The oil you by over the counter at a Dodge/Jeep dealer is currently made by Pennzoil, so that is the best guess as what they use at the factory.
10w30
5w30
it should be 10/30
5w30
10w30
For a Jeep Commander, it's generally recommended to use synthetic oil, with a viscosity of 5W-20 or 5W-30, depending on your engine type and climate conditions. Popular brands include Mobil 1, Castrol, and Pennzoil, which all offer high-quality synthetic options. Always consult your owner’s manual for specific recommendations regarding oil type and specifications for your particular model year. Regular oil changes with the right oil will help maintain engine performance and longevity.
The type of oil that should be used in a 2005 Jeep Liberty is 5W30. You can switch to 10W30 in the warmer months.
5w30 or 10w30 (do not use synthtic)
Hp 2004
10w3010w30
A 2012 Jeep Compass uses 5W20. It can be synthetic, conventional, or a blend.