See also:

Determining compatibility of tire and vehicle load capacities
The sum of four tires’ maximum load ratings must exceed the maximum loaded vehicle weight (“GVWR”). In addition, sum of the maximum load ratings of two front tires and of two rear tires must excee ...

Temperature A, B, C
The temperature grades are A (the highest), B, and C, representing the tire’s resistance to the generation of heat and its ability to dissipate heat when tested under controlled conditions on a sp ...

Checking the coolant level
Check the coolant level at each fuel stop. 1. Check the coolant level on the outside of the reservoir while the engine is cool. 2. If the level is close to or lower than the “LOW” level mark, ad ...