See also:

Spark plugs
Be sure the engine and ignition switch are off and that the parking brake is engaged securely. Be sure to use the correct socket to remove the spark plugs. An incorrect socket can dam ...

Tongue load
Keep the tongue load between 10 - 15 percent of the total trailer load or use the trailer tongue load specified by the trailer manufacturer. The tongue load must be within the maximum tongue load ...

Tire wear and damage
- Tires should be periodically inspected for wear, cracking, bulging or objects caught in the tread. If excessive wear, cracks, bulging or deep cuts are found, the tire(s) should be repl ...