Reliable Engine, Transmission, and Cooling System Repair in Denton, TX
Your engine and transmission are at the heart of your vehicle's performance, and your cooling system plays a critical role in protecting both from costly damage. When something doesn't feel right, you need a repair shop that takes the time to diagnose the issue correctly and recommends only the repairs that are truly necessary.
At DeWayne's Precision Automotive, we've spent more than 25 years helping drivers throughout Denton, TX, keep their vehicles running safely and reliably. As a family-owned and operated business, we understand that trust matters just as much as technical expertise. That's why every repair begins with a careful inspection, a straightforward explanation of our findings, and your approval before any work starts.
Whether you're dealing with an overheating engine, transmission concerns, coolant leaks, or a persistent check engine light, our experienced team is here to provide dependable service backed by honesty and quality workmanship.
Call (940) 320-7800 today for a free estimate.
Comprehensive Engine Repair and Diagnostic Services
Modern engines are complex systems that require both experience and accurate diagnostics to properly identify problems. Our ASE-certified technicians use professional diagnostic equipment along with decades of hands-on knowledge to pinpoint issues and recommend effective solutions.
Our engine-related services include:
- Engine diagnostics
- Check engine light diagnosis
- Engine performance inspections
- General engine repairs
- Cooling-related engine diagnostics
- Drivability troubleshooting
- Mechanical engine repairs
- Preventative inspections
If your vehicle is running rough, losing power, making unusual noises, or displaying warning lights, we'll carefully evaluate the problem and explain your options before recommending any repairs.

Our goal is to solve problems correctly the first time while helping customers make informed decisions about their vehicles.
Dependable Transmission Services
Transmission problems can develop gradually or appear without warning, making early diagnosis especially important. Ignoring symptoms often leads to more extensive and expensive repairs over time.
At DeWayne's Precision Automotive, we provide professional transmission diagnostics and repair services designed to identify issues before they become major problems.
Common transmission concerns we help diagnose include:
Slipping gears
Delayed shifting
Rough shifting
Unusual noises
Warning lights
Fluid leaks
Performance concerns
Every inspection is approached with the same commitment to transparency that has earned our customers' trust for decades. We explain our findings clearly and never perform repairs without your approval.
Cooling System Repairs That Protect Your Engine
An efficient cooling system is essential for preventing overheating and maintaining long-term engine reliability. Even a small leak or worn component can eventually lead to serious engine damage if left untreated.
Our cooling system services include:
- Radiator replacement
- Water pump replacement
- Coolant system repairs
- Radiator hose replacement
- Cooling system inspections
- Leak diagnosis
- Coolant-related repairs
- Preventative cooling system evaluations
Schedule Your Engine or Transmission Service Today
Don't ignore warning signs that could lead to more expensive repairs down the road. Whether you need engine diagnostics, transmission service, or cooling system repairs,
DeWayne's Precision Automotive is here to help drivers throughout
Denton, TX, with dependable automotive care and transparent service.
Call (940) 320-7800 today for your free estimate and discover why so many local customers continue to trust our family-owned shop with their vehicles.
