Best Flush Services in Idaho

Over time, your vehicle’s vital fluids become contaminated with debris and breakdown products, leading to decreased performance, efficiency, and, ultimately, the lifespan of critical components. Whether it’s your engine struggling to maintain its usual pep, your transmission hesitating on shifts, or your cooling system not keeping things as chill as it should, these are more than just inconveniences—they’re warning signs.

At Dowdy’s Auto, we understand the importance of maintaining your vehicle’s fluid health for optimal performance and longevity. That’s why we offer comprehensive flush services across Idaho, ensuring that every drop of fluid in your vehicle is clean, fresh, and functioning at its best.

Our Full Spectrum of Flush Services

Engine Oil Flush

We remove old, dirty oil along with any sludge and deposits, replacing it with fresh, high-grade oil and a new filter to ensure your engine runs smoothly and efficiently.

Cooling System Flush

Our cooling system flush clears out rust, scale, and other contaminants from your radiator and cooling channels, followed by replenishment with new, clean coolant to prevent overheating and corrosion.

Transmission Flush

We replace old, degraded transmission fluid with fresh fluid to maintain proper shifting and prolong the life of your transmission.

Power Steering Flush

Our service cleans out contaminants from your power steering system, replenishing it with new fluid to ensure smooth steering and prevent wear on your system’s components.

Brake Fluid Flush

We remove old, moisture-contaminated brake fluid, replacing it with new fluid to ensure reliable braking performance and protect your brake system from corrosion.

Fuel System Cleaning

This service clears out carbon deposits and other build-ups from your fuel injectors, lines, and intake valves, improving your vehicle’s fuel efficiency and performance.

Why Dowdy’s Auto is Your Trusted Partner for Flush Services

Choosing Dowdy’s Auto for your flush services means putting your vehicle in the hands of dedicated professionals who prioritize quality, precision, and your satisfaction:

  • Expert Technicians: Our ASE-certified technicians are trained in the latest flush techniques and use state-of-the-art equipment to ensure that every service is performed to the highest standards.
  • High-Quality Fluids: We use only the best fluids suited for your specific vehicle, ensuring optimal performance and protection of your vehicle’s systems.
  • Comprehensive System Checks: Along with each flush service, we perform a thorough inspection of the related system to identify any potential issues or wear and address them promptly.
  • Transparent Service: We believe in clear communication and no surprises. We’ll explain the benefits of each flush service, provide a detailed estimate before any work begins, and keep you informed throughout the process.

Dowdy’s Auto has been serving the Treasure Valley for over 30 years, earning a reputation for honesty, respect, and fair pricing. With convenient locations across Boise, Meridian, and Ontario, OR, we’re dedicated to ensuring your flush service experience is as effective, efficient, and hassle-free as possible.


3183 S. Federal Way
Boise, ID 83705

MON – FRI: 8:00 AM – 6:00 PM



1645 W Grove St
Boise, ID 83702

MON – FRI: 8:00 AM – 6:00 PM



1890 S. Meridian Rd
Meridian, ID 83642

MON – FRI: 8:00 AM – 6:00 PM



4850 N Elsinore Ave
Meridian, ID 83646

MON – FRI: 8:00 AM – 6:00 PM



1821 SW 4th Ave
Ontario, OR 97914

MON – FRI: 8:00 AM – 6:00 PM



1202 W State St, Boise,
ID 83702

MON – FRI: 8:00 AM – 6:00 PM