Better driving habits are usually the first crucial step.
Freightliner dealership.
Between 5,000 and 20,000 lbs (or more), depending on what exact model you're referring to. A 2005 Freightliner could be anything from a Sprinter van up to a heavy haul tractor or vocational truck.
Depends on miles, optional features, mileage, and overall condition.
Depends on features, mileage, and overall condition.
Depends on model, features, mileage/hours, etc.
The average cost for removing and installing a radiator in a 2005 freightliner would be between $100 and $300.
Depends on model, features, mileage/hours, overall condition, etc.
Need to know mileage, condition, drivetrain, and available options in order to answer this.
Impossible to answer without A LOT more information. Depreciation will depend on the mileage, last in-frame/out of frame, overall condition, special features, etc.
$110,000 - $150,000 from the factory, depending on specifics.
It appears as if you are interested in learning about Fyda Freightliner. You can find more information at their website which is: www.fydafreightliner.com/
Better driving habits, maybe upgrade to 24.5 tires if you're running 22.5s.