See also:

Underbody
Flush the complete underside of your vehicle frequently. Keep body and door drain holes free from packed dirt. ...

Emission control system
WARNING: Do not park, idle, or drive your vehicle in dry grass or other dry ground cover. The emission system heats up the engine compartment and exhaust system, which can start a fire. WARNING: ...

Why maintain your vehicle?
Carefully following this schedule helps protect against major repair expenses resulting from neglect or inadequate maintenance and may also help to increase the value of your vehicle when you sell ...