Buick LaCrosse: Traction – AA, A, B, C - Uniform Tire Quality Grading - Wheels and Tires - Vehicle Care - Buick LaCrosse Owners ManualBuick LaCrosse: Traction – AA, A, B, C

The traction grades, from highest to lowest, are AA, A, B, and C. Those grades represent the tire's ability to stop on wet pavement as measured under controlled conditions on specified government test surfaces of asphalt and concrete. A tire marked C may have poor traction performance.

Warning: The traction grade assigned to this tire is based on straight-ahead braking traction tests, and does not include acceleration, cornering, hydroplaning, or peak traction characteristics.

    Treadwear
    The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course. For example, a tire graded 150 ...

    Temperature – A, B, C
    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 ...

    See also:

    Using the Universal Remote System
    Press and hold the appropriate Universal Remote system button for at least half of a second. The indicator light will come on while the signal is being transmitted. ...

    Opening/closing the garage door
    Once programmed, the integrated garage door opener will assume the function of the garage door system's remote control. Please also read the operating instructions for the garage door system. ...

    License Plate Lamp
    1. Using a small screwdriver, press inward the locking tab on the side of the lamp assembly and pull down on the lamp assembly for removal. 2. Pull bulb from socket, replace, and reinstall the la ...