Best Coolant & Radiator Flush in Garland, TX
18 mechanics listed · all 18 in Garland · 17 open weekends · 10 rated 4.5+
Data verified October 16, 2026
Mash Auto Repair & Body Shop
Murdock & Son Automotive
Goodwrench Automotive LLC
Dallas Automotive
First Choice Auto Mechanic and Body Shop.
Listed for drivers in and around Garland, TX, these 18 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: Garland, TX
All 18 mechanics we list here are in Garland itself. The mechanics on this page are rated from 4.0 to 4.9 across 2,515 reviews; 16 have 50 or more reviews and 10 are rated 4.5 or higher. When customers rate these mechanics on specific qualities, they most often praise professionalism (96%), quality (85%) and value (77%). The topics that come up most in reviews of the mechanics on this page are "diagnosis", "honest" and "fair". 17 are open on Saturdays. 3 list staff certifications (ASE) and 3 have a BBB rating of A or A+. 11 have ten or more years of experience, the longest 42 years. 1 offers financing; 2 give free estimates; 4 are family- or locally-owned and 3 list coupons or special offers. We have a website on file for 12 of the mechanics on this page; 8 publish a contact page; 2 list a public email and 1 takes bookings online. We count these figures across the mechanics on this page; hours and prices change, so confirm the details with the mechanic before you visit.
Which shops listed for Garland discount a coolant flush?
3 of the 18 shops on this page list a coupon. A discounted flush is worth taking if the service is due and worth skipping if it is not, so check the interval in your manual first. Ask which coolant the offer includes, because the cheap one may not be yours.