Department Of Transportation Uniform Tire Quality Grades
The following tire grading categories were established by 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:
Outside Air Intake
Make sure the air intake, located directly in front of the
windshield, is free of obstructions such as leaves. Leaves
collected in the air intake may reduce airflow, and if they
enter the plenum ...
Sky Slider™ Usage Precautions
NOTE:
• The system will not operate when ambient temperature
is at –4°F (–20°C) or lower.
• The system will not operate at vehicle speeds of
86 mph (138 km/h) or above.
• Opening a ...
Tire Rotation Recommendations
The tires on the front and rear of your vehicle operate at different loads and
perform different steering, handling, and braking functions. For these reasons,
they wear at unequal rates.
These ef ...