2008 Jeep Liberty Owner's Manual - Page 427

MAINTAINING YOUR VEHICLE 427 CAUTION! Do not over-tighten the plugs. You could damage them and cause a leak. Lubricant Selection Use only manufacturer's recommended fluid. Refer to "Fluids, Lubricants, and Genuine Parts" in this section for the correct fluid type. Adding Fluid Fluid should be added only at filler hole until fluid begins to run out of the hole. Draining Fluid First remove fill plug (2), then drain plug (3). Recommended tightening torque for drain and fill plugs is 15-25 ft.lbs. (20-34 N·m). Frequency of Fluid Change Under normal operating conditions, the fluid installed at the factory will give satisfactory lubrication for the life of the vehicle. Fluid changes are not necessary unless the fluid becomes contaminated with water. Change the fluid immediately if contaminated with water. 7