See also:

Summer Operation
NOTE: In some cases during high temperature trailer tow operation the Air Conditioning system performance may be reduced. This is to help protect the engine from overheating during the high load ...

Tire Inflation Pressures
Tire pressure should be checked and adjusted as well as inspected for signs of tire wear or visible damage, at least once a month. Use a good quality pocket-type gauge to check tire pressure. Do n ...

After Starting
The idle speed will automatically decrease as the engine warms up. ...