2009 Jeep Patriot Owner's Manual - Page 389

MAINTAINING YOUR VEHICLE 387 Fluid Level Check Check the fluid level by removing the fill plug. The fluid level should be between the bottom of the fill hole and a point not more that 3/16 in (4.7 mm) below the bottom of the hole. Add fluid, if necessary, to maintain the proper level. 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 lubricant has become contaminated with water. NOTE: If contaminated with water, the fluid should be changed immediately. Rear Drive Assembly (RDA) - AWD/4WD Models Only Lubricant Selection Use only the manufacturer's recommended fluid. Refer to "Fluids, Lubricants, and Genuine Parts" in this section for the correct fluid type. Fluid Level Check Visually inspect the unit at each oil change for leakage. If leakage is detected, check the fluid level by removing the fill plug. The fluid level should be maintained between the bottom of the fill hole to 1/8 in (4 mm) below the fill hole. Add fluid, if necessary, to maintain the proper level. Frequency Of Fluid Change Refer to the "Maintenance Schedule" in Section 8 for the correct maintenance interval. 7