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Honest-1 Auto Care
- Oil
- Report
- Dealership
“Great work done - 1st repair shop that has ever sent me a comprehensive assessment of the vehicle with clear recommended levels of repair and photos to confirm what the mechanic saw.”
Best Coolant & Radiator Flush in McKinney, TX
24 mechanics listed · 9 in McKinney · 1 open 24/7 · 11 open weekends · 19 rated 4.5+
Data verified October 16, 2026
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Oil & Auto + Lube & Tune
“The customer service was 5 star 🌟, and the gentleman were so sweet and insighted me on a lot of things I did not know about my car.”
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Kwik Kar at Craig Ranch
“At check out, the mechanic who worked on the car joined us at the front desk and provided further insight to what was done and how we can follow a plan to keep the engine running great.”
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Integrity Automotive
“Great people, work on my personal pick up truck , had to do a engine change out , I will say it was not what I did not want to here but I trust them and they done a great job , I even have them work on my work van ,”
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Burdick Auto Solutions
“It was very refreshing to receive the customer service that is lacking in so many businesses today and for that I will continue to use them for all future repairs and services and I will recommend their services to all of my family and friends.”
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Kwik Kar
“I almost left when they stopped me that my break light was out they fixed it, and I never had anyone do that before I would continue to do services with them.”
Listed for drivers in and around McKinney, TX, these 24 shops list coolant flushes and antifreeze service. What each one says about the coolant types it stocks, machine flushes and warranties comes from its own website; ratings and quotes come from public reviews.
Area overview: McKinney, TX
9 of the 24 mechanics we list are based in McKinney; the other 15 serve McKinney from Plano (11 mi), Frisco (9 mi) and Carrollton (20 mi). The mechanics on this page are rated from 4.1 to 5.0 across 8,578 reviews; 23 have 50 or more reviews and 19 are rated 4.5 or higher. The topics that come up most in reviews of the mechanics on this page are "price", "diagnosis" and "estimates". 1 is open around the clock; 11 are open on Saturdays and 3 on Sundays. The services the mechanics on this page list most often on their websites are oil change (8), brake services (4), wheel alignment (4), brakes (3) and engine services (3). 9 list staff certifications (ASE) and 12 have a BBB rating of A or A+. Domain records put 18 websites of the mechanics on this page at ten or more years old; the oldest dates from 1999. 1 offers emergency or roadside call-outs; 7 offer financing; 5 give free estimates; 7 are family- or locally-owned and 18 list coupons or special offers. We count these figures across the mechanics on this page; distances are straight-line, and hours and prices change, so confirm the details with the mechanic before you visit.
Can I book a coolant change online with shops listed for McKinney?
Online booking is offered by 7 of the 24 shops. Put your engine and the coolant specification in the notes when you book, since the shop needs the right fluid on the shelf before you arrive rather than a universal jug under the counter.
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McKinney Oil X-Change
“I know nothing about cars, and since full service gas stations are no longer a thing (and the dealership is a nightmare visit), I always get the X-Change team's advice when something is going on with my vehicle.”
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Nortex Lube and Tune
- Price
- Job
- Windshield Wiper
“There have been multiple occasions where Nortex has had the opportunity to screw me over but each and every time they have been honest and have done a good job.”
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Luna One Mobile LLC
- Price
“He is very transparent and would show you the problems of the car and his service charges are reasonable.”
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Kwik Kar Lube & Tune
- Manager
- Work
- Needs
“Khalid said they had cleared some codes and battery, starter, alternator etc all tested within normal limits and maybe it was just some code became faulty but whatever the cause it is functioning now.”
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Mastertech Auto Care
“Through many cars, quite a few breakdowns, and LOTS of routine maintenance, I've never found reason to doubt the expertise and integrity of the people at Mastertech.”
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Bill's Radiator & Muffler Hitch & Trailer
“They are all amazing at their craft but I had the honor of Pyro working on my mustang and let me tell you I can not take the smile off my face from how well it sounds.”
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Sav-Mor Automotive
“They even researched the report to help us narrow down where we'd had that work done so we could tow it to the other shop and have it replaced under warranty!”
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Innovative Auto Works
- Prices
- Dealership
- Mechanics
“He solved my engine light problem efficiently with a skilled mechanic 👍 This engine light problem bothered me for a long time and I tried different auto places but not get resolved.”
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Preston Road Tire and Service
“We have been getting work done on our cars at this location for almost 20 years now and we keep coming back because they exlpain things clearly, treat us fairly and we never feel that we are being upsold.”
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Eurauto Shop
- Oil
- Leak
- Audi
“My previous month bought in my Alfa Romeo QV for maintenance it was awesome 😎 and then this month My service manager Jon well taking care my wife Porsche cayenne great value for maintenance and vip service in & out same day with Alto service highly r...”
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Just 7 Lube & Auto Repair
- Price
- Waiting Area
- Mechanic
“As soon as I drive up greeted immediately with a welcome the guys are super sweet and always offer a great deal.”
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Marlow Automotive
“Mike at the front desk is extremely responsive and helpful, providing the appropriate details on the situation and what steps are needed to get me running again.”
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Auto Fix It
“I have a Tahoe that Chevy dealership had a incredible story of all work that brakes needed and Auto Fix It found the real issue at 1/4 of cost Plano Chevy dealership quoted.”
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Rexroad Mobile Auto Repair
- Mechanic
- Starter
- Night
“I'm not car savvy and I default to being hesitant and skeptical with traditional shops out of fear of being scammed/taken advantage of, and that was absolutely NOT an issue with Rexroad.”
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Dallas European Auto
- Work
- Diagnosis
- Audi
“I really trust this place with my vehicle, I been coming here for years the communication is great , the employees are awesome they are very good with the work , I just want to say I appreciate you guys hard work.”
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Gerber Collision & Glass
- Reviews
- BMW
- Parking
“Adam Godinez and his expert team repaired the extensive hail damage to my car (it looked like a golfball), then repainted it matching the New Formula Red original color (red is a hard color to march) and powdered coated the wheels a glossy black.”
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Integrity 1st Automotive
- Oil
- Massage Chair
- Desk
“I ve gone here multiple times for my inspections & they will tell you what you need to pass even before running the test giving you a chance to fix it beforehand.”
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Tidwell Auto Service
- Oil
- Warranty
- Quote
“They have completed numerous repairs on my truck over the years in a very timely fashion and they are the ONLY mechanic I'm comfortable telling friends/family to deal with.”
Why these companies made our list
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