AC and
radiator service
Heavy-Duty Truck A/C & Radiator Repair in Ogden, Utah
A properly functioning air conditioning and cooling system keeps your truck comfortable, reliable, and performing at its best. At Last Chance Diesel, we provide professional A/C and radiator services to diagnose cooling system problems, prevent overheating, and keep you on the road year-round.
Major Components of Your Truck's A/C System
01
Refrigerant
The refrigerant absorbs and carries heat through the A/C system. Most modern trucks use R-134a refrigerant, while some newer models use updated refrigerants.
02
Compressor
The compressor pressurizes and circulates the refrigerant throughout the air conditioning system.
03
Condenser
The condenser releases heat from the refrigerant, changing it from a gas into a liquid.
04
Expansion Valve (Orifice Tube)
This component regulates refrigerant flow and reduces pressure before it enters the evaporator.
05
Evaporator
The evaporator absorbs heat from the air inside your truck, producing the cool air that enters the cabin.
06
Receiver/Drier
The receiver/drier filters the refrigerant, removes moisture, and helps protect the A/C system from contaminants.
How Your Truck's A/C System Works
When you turn on your air conditioner, the compressor pressurizes the refrigerant and sends it through the condenser, where heat is released. The refrigerant then passes through the expansion valve before entering the evaporator, where it absorbs heat from the cabin air. The blower motor circulates this cooled air through your truck while the refrigerant continuously repeats the cycle.
Signs Your Truck Needs A/C Service
If your truck’s air conditioning isn’t performing properly, the problem could range from low refrigerant to a worn compressor or leaking component.
Common signs include:
- Weak or warm airflow
- Unusual noises when the A/C is running
- Refrigerant leaks
- Unpleasant odors from the vents
- Inconsistent cooling
Our experienced technicians will inspect the compressor, condenser, evaporator, hoses, and refrigerant lines to accurately diagnose the issue and recommend the right repair.
Radiator Service
Your radiator is one of the most important parts of your truck’s cooling system. It circulates coolant through the engine, removing excess heat and helping maintain the proper operating temperature. A failing radiator can quickly lead to engine overheating and expensive repairs.
Signs Your Radiator Needs Service
Have your cooling system inspected if you notice:
- Engine overheating
- Temperature gauge running higher than normal
- Coolant leaking under your truck (green, yellow, or orange fluid)
- Low coolant levels
- Steam coming from under the hood
These symptoms may indicate a leaking radiator, worn hoses, corrosion, or another cooling system problem.
At Last Chance Diesel, we’ll inspect your radiator and cooling system, repair leaks when possible, or replace damaged components to restore reliable engine cooling.
Keep Your Truck Cool and Running Strong
Whether your truck needs A/C repairs, radiator service, or a complete cooling system inspection, Last Chance Diesel has the experience and equipment to get the job done right. Our skilled technicians provide honest recommendations, quality workmanship, and dependable service to keep your truck comfortable and running at peak performance.