Jeep Liberty: Temperature Grades - Department Of Transportation Uniform Tire Quality Grades - If You Need Consumer Assistance - Jeep Liberty Owner's ManualJeep Liberty: Temperature Grades

The temperature grades are A (the highest), B, and C, representing the tire’s resistance to the generation of heat and its ability to dissipate heat, when tested under controlled conditions on a specified indoor laboratory test wheel. Sustained high temperature can cause the material of the tire to degenerate and reduce tire life, and excessive temperature can lead to sudden tire failure. The grade C corresponds to a level of performance, which all passenger car tires must meet under the Federal Motor Vehicle Safety Standard No. 109. Grades B and A represent higher levels of performance on the laboratory test wheel, than the minimum required by law.

WARNING!
The temperature grade for this tire is established for a tire that is properly inflated and not overloaded.

Excessive speed, under-inflation, or excessive loading, either separately or in combination, can cause heat buildup and possible tire failure.

    Traction Grades
    The Traction grades, from highest to lowest, are AA, A, B, and C. These grades represent the tire’s ability to stop on wet pavement, as measured under controlled conditions on specified govern ...

    See also:

    Entry by town
    If a town name is entered first, the points of interest listed will be restricted to that town. - From the Input POI Name screen, touch Town. - Enter the town name required. - Touch List to displ ...

    Windshield wipers off
    Move the lever to position 0 to switch off the windshield wipers. ...

    Opening/closing the fuel filler door
    The fuel filler door is located on the right rear fender (indicated by an arrow beside the fuel tank symbol on the information display ) With the ignition switched off, press and release the ...