See also:

Wear Indicators
The groove where the wear indicator is located is 1/16 inch (1.6 mm) shallower than elsewhere on the tire. If the tread has worn so that the indicator is exposed, replace the tire. Worn out ti ...

Vehicle Safety
The vehicle must be in a stationary condition.  - Make sure your vehicle is parked on level ground, the parking brake is set, and the engine is off. Be aware that hot parts can burn you. &nbs ...

Winter Tires
If driving on snowy or frozen roads, mount all season marked “M+S” tires, snow tires, or tire chains; reduce speed; and maintain sufficient distance between vehicles when driving. Be particularl ...