Dodge 2004 Ram 2500 Owner's Manual page 294

294 STARTING AND OPERATING
3. Replace tires when tread wear indicators first become
visible.
4. Keep tires properly inflated.
5. Maintain sufficient distance between your vehicle and
the car in front to avoid a collision in a sudden stop.
ENGINE DATA PLATE
Use the information from the engine data plate when
discussing service or sourcing parts for your engine. The
engine data plate is located on the intake side of the
breather cover.