Department Of Transportation Uniform Tire Quality Grades
the National Highway Traffic Safety Administration. The specific grade rating assigned by the tire’s manufacturer in each category is shown on the sidewall of the tires on your vehicle.
All passenger car tires must conform to Federal safety requirements in addition to these grades.
See also:
Checking Oil Level
To assure proper lubrication of your vehicle’s engine, the engine oil must be
maintained at the correct level. The engine oil level should be checked five minutes
after a warmed up engine has be ...
Winter Operation
Use of the air Recirculation mode during winter months is not recommended because
it may cause window fogging. ...
Air Conditioner Maintenance
For best possible performance, your air conditioner should be checked and serviced
by an authorized dealer at the start of each warm season. This service should include
cleaning of the condenser f ...