When engine temperatures climb or coolant levels won’t stay where they should, serious damage can follow fast. DTS Truck Repair will protects your engine from overheating and costly breakdowns.

Heavy-Duty Coolant System Repair in Stevensville, MT
Your truck’s coolant system regulates engine temperature by circulating coolant through the engine, radiator, and related components. Our mechanics diagnose leaks, flow restrictions, and component failures that compromise heat transfer. Our repairs are designed to stabilize operating temperatures and prevent repeat overheating issues.
Our coolant system services include:
- Complete coolant system diagnostics and pressure testing
- Radiator inspection, repair, and replacement
- Water pump testing and replacement
- Thermostat inspection and replacement
- Coolant hose and line repair or replacement
- Cooling fan and fan clutch diagnostics
- Coolant flushes and system contamination removal
- Engine overheating diagnosis and repair
Why DTS Truck Repair is Trusted in Ravalli & Missoula Counties
DTS Truck Repair understands that overheating can shut down an engine entirely. We take the time to identify why a cooling system failed, not just where it leaked. Our approach is thorough, honest, and focused on keeping your truck running reliably under heavy loads and long hours.
What sets us apart:
- Experience working on demanding applications, including fire trucks and fleet vehicles
- ASE-certified technicians with deep knowledge of heavy-duty cooling systems
- Clear explanations and transparent pricing before repairs begin
- A focus on preventing repeat overheating and secondary engine damage
- Standard parts warranty for added reliability and peace of mind
Contact Us About Coolant System Repair Now: Call 406-830-6420!
Coolant problems should never be ignored, even if your truck still seems to be running normally. If you’re dealing with coolant leaks, rising temperatures, or warning lights, call 406-830-6420 to schedule professional coolant system repair with DTS Truck Repair. We’ll help protect your engine and keep your truck operating safely.
FAQs
What Areas Do You Serve For Heavy-Duty Coolant System Repair?
In addition to Stevensville, MT, we proudly serve Hamilton, Lolo, Florence, Victor, Corvallis, Darby, Frenchtown, Bonner, Clinton, Saint Regis, Superior, Polson, Ronan, and Salmon, ID, as well as Ravalli, Missoula, Lake, Mineral, Powell, Granite, Lemhi, and Idaho Counties.
Can I Still Drive With A Coolant Leak?
Driving with a coolant leak is risky and can quickly lead to engine overheating. Low coolant levels reduce heat transfer, increasing the risk of warped components, blown head gaskets, or complete engine failure. Even small leaks should be inspected immediately.
What Are Common Signs Of Cooling System Failure?
Common signs include rising temperature gauges, coolant loss, visible leaks, steam from the engine bay, heater performance changes, and warning lights. These symptoms often indicate failing hoses, radiators, thermostats, or water pumps that require prompt repair.
How Can I Get Heavy-Duty Coolant System Repair?
If you need heavy-duty coolant system repair for your truck or fleet, call 406-830-6420 to speak with DTS Truck Repair. Our team will schedule an inspection, explain the issue clearly, and restore proper engine cooling with confidence.
Fast And Effective Truck Repairs
We repair everything from work trucks to fire engines, using top-quality parts and ASE-certified precision. Your truck gets back on the road safely and efficiently.
Testimonials
Here's What our customers are saying, feel free to leave us a review!
Roland Hoover

