2014 Jeep Grand Cherokee Owner Manual SRT - Page 540

538 MAINTAINING YOUR VEHICLE WARNING! (Continued) • Do not allow petroleum based fluid to contaminate the brake fluid. Brake seal components could be damaged, causing partial or complete brake failure. This could result in a collision. Front/Rear Axle Fluid For normal service, periodic fluid level checks are not required. When the vehicle is serviced for other reasons the exterior surfaces of the axle assembly should be inspected. If gear oil leakage is suspected inspect the fluid level. Refer to "Fluids, Lubricants, and Genuine Parts" in "Maintaining Your Vehicle" for further information. Front Axle Fluid Level Check The front axle oil level needs to be no lower than 1/8 in (3 mm) below the bottom of the fill hole. The front axle fill and drain plugs should be tightened to 22 to 29 ft lbs (30 to 40 N·m). CAUTION! Do not overtighten the plugs as it could damage them and cause them to leak. Rear Axle Fluid Level Check The rear axle oil level needs to be no lower than 1/8 in (3 mm) below the bottom of the fill hole. The rear axle fill and drain plugs should be tightened to 22 to 29 ft lbs (30 to 40 N·m) on axles with aluminum housings. The rear axle fill and drain plugs should be tightened to 22 to 52 ft lbs (30 to 70 N·m) on axles with cast iron housings.