The life of your tires is dependent on many factors, including driving habits, road conditions, vehicle loading, inflation pressure, maintenance history, speed, and environmental conditions (even when the tires are not in use).
In addition to regular inspections and inflation pressure maintenance, it is recommended that you have annual inspections performed once the tires reach five years old. All tires, including the spare, should be removed from service after 10 years from the date of manufacture, regardless of their condition or state of wear.
Main Valve Body Disassembly, Inspection, and Reassembly (A/T)
Clean all parts thoroughly in solvent, and dry them with compressed air.
Blow out all passages.
Do not use a magnet to remove the check balls, it may magnetize the check
balls. ...
Changing a Flat Tire
If a tire goes flat while driving, grasp the steering wheel firmly, and brake
gradually
to reduce speed. Then, stop in a safe place. Replace the flat tire with a
compact
spare tire. Go to a deal ...
Safe Driving
...