See also:

Information about uniform tire quality grading
Tire Quality Grades apply to new pneumatic passenger car tires. The Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example: ...

Engine coolant check
Checking the Engine Coolant The concentration and level of engine coolant should be checked at the intervals listed in Scheduled Maintenance Information. Note: Make sure that the level is between ...

Cleaning the engine
Engines are more efficient when they are clean because grease and dirt buildup keep the engine warmer than normal. When washing: • Take care when using a power washer to clean the engine. The hi ...