Overheating or leaks? Get expert on-site coolant system repairs for heavy-duty trucks with Blacktop Mobile Truck Repair. ,no towing, no shop delays, just fast, mobile service that gets you back on the road.

Diesel Coolant System Repair in Russellville, KY
Engine failure is no one’s idea of a good time. The truck’s cooling system is the first line of defense. Whether you’re dealing with an overheating engine, coolant leaks, or poor heater performance, these problems can take your truck out of service fast. That’s where we come in.
At Blacktop Mobile Truck Repair, we provide mobile coolant system repair for heavy-duty trucks and diesel vehicles across Russellville, KY and surrounding areas. We come to your location to inspect, diagnose, and repair the issue on-site.
Our coolant system services include:
- Radiator leak detection and replacement
- Coolant hose replacement and rerouting
- Water pump inspection and replacement
- Thermostat and housing repair
- Coolant reservoir service and sensor diagnostics
- Pressure testing and system flushes
- Fan clutch and belt service
- Heater core troubleshooting and repairs
We service all major diesel engines, including Cummins, CAT, Detroit, and International, with OEM-grade parts and fluids when required.
What Makes Us Different
You shouldn’t have to tow your truck to fix a blown coolant hose or a bad water pump. With Blacktop, we bring the repair shop to you, eliminating downtime and helping you avoid more serious engine issues.
What sets us apart:
- Fully mobile repairs for trucks and heavy equipment
- Fast diagnostics and same-day service when possible
- 1-year parts and labor warranty when we provide the parts
- Honest communication with no unnecessary upsells
- Owner-operated by a diesel technician who knows what matters
From coolant leaks to full system failures, we don’t leave you stranded. We fix the problem and help you prevent the next one.
Book Coolant System Repair Now: Call 931-561-7736!
If your truck is overheating, losing coolant, or throwing cooling system codes, don’t wait for a tow. Call 931-561-7736 now for coolant system repair that comes straight to your location.
FAQs
What Areas Do You Serve for Coolant System Repairs?
We’re based in Russellville, KY, and service nearby areas including Nashville, TN, Bowling Green, KY, Oak Grove, KY, and Hawkinsville, KY—within a 75-mile radius.
What Are Signs of a Cooling System Problem?
Look for overheating, coolant puddles under the truck, temperature gauge spikes, or loss of cabin heat. These issues can quickly lead to significant engine damage if left unaddressed.
Can You Replace Radiators and Water Pumps On-Site?
Yes. We carry the tools and parts to replace most radiators, water pumps, thermostats, and hoses, and we can deliver them directly to your breakdown or yard location.
How Do I Schedule Coolant System Repair?
Call 931-561-7736. We’ll ask about the symptoms and your location, then send a mobile technician to diagnose and repair the issue on-site.
Our Mobile Repairs
From engine failures to faulty air brakes or aftertreatment issues, we handle it all. No towing, no waiting—just reliable, mobile truck repair throughout Middle Tennessee and Southern, KY.
Testimonials
Here's What our customers are saying, feel free to leave us a review!
Whitney Thomas
