Truck services is a general phrase that can mean just about anything. When you find a business that advertises "truck services," and does not specify, it means that that business is completely about trucks. Its all-encompassing approach to trucks covers all of the following.
The business sells trucks. Maybe it sells pickup trucks, or maybe it sells commercial trucks. Maybe it sells both. Whatever the case, truck sales are still involved.
When it comes to a car, it can be argued that the engine is one of the most important parts. When the engine is not working properly the car won't run right, and you will either have to replace your vehicle or have a new engine installed-- both options can be quite expensive. If you want to avoid buying a new car or replacing your engine, there are several things that you can do to make your car's engine last longer.