2008 Jeep Liberty Owner's Manual - Page 365
2008 Jeep Liberty Manual
Page 365 highlights
STARTING AND OPERATING 365 Gross Combination Weight Rating (GCWR) The Gross Combination Weight Rating (GCWR) is the total permissible weight of your vehicle and trailer when weighed in combination. (Note that GCWR ratings include a 150 lbs (68 kg) allowance for the presence of a driver). Gross Axle Weight Rating (GAWR) The Gross Axle Weight Rating (GAWR) is the maximum capacity of the front and rear axles. Distribute the load over the front and rear axles evenly. Make sure that you do not exceed either front or rear GAWR. Tongue Weight (TW) Tongue weight (TW) is the downward force exerted on the hitch ball by the trailer. In most cases, it should not be less than 10% or more than 15% of the trailer load. You must consider this as part of the load on your vehicle. Frontal Area Frontal area is the maximum height and maximum width of the front of a trailer. Trailer Sway Control - Electronic Refer to "TSC (Trailer Sway Control)" under "Electronic Brake Control System" in this section for information on this system. Trailer Sway Control - Mechanical The trailer sway control is a telescoping link that can be installed between the hitch receiver and the trailer tongue that typically provides adjustable friction associated with the telescoping motion to dampen any unwanted trailer swaying motions while traveling. 5 WARNING! It is important that you do not exceed the maximum front or rear GAWR. A dangerous driving condition can result if either rating is exceeded. You could lose control of the vehicle and have an accident.