Best Coolant & Radiator Flush in Franklin, TN
15 mechanics listed · 12 in Franklin · 2 open weekends · all 15 rated 4.5+
Data verified October 16, 2026
Heaven Sent Automotive
Auto Doctor
Cody's Full Service Automotive Repair
Grassland Car Care Center
Crutcher's Auto Repair
Listed for drivers in and around Franklin, TN, these 15 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: Franklin, TN
12 of the 15 mechanics we list are based in Franklin; the other 3 serve Franklin from Brentwood (6 mi) and Thompson's Station (10 mi). The mechanics on this page are rated from 4.5 to 4.9 across 4,807 reviews; all 15 have 50 or more reviews. When customers rate these mechanics on specific qualities, they most often praise professionalism (95%), quality (77%) and value (73%). The topics that come up most in reviews of the mechanics on this page are "diagnosis", "communication" and "honest". 2 are open on Saturdays. 4 list staff certifications (ASE) and 10 have a BBB rating of A or A+. Domain records put 12 websites of the mechanics on this page at ten or more years old; the oldest dates from 1999. 3 offer financing; 6 are family- or locally-owned and 8 list coupons or special offers. We have a website on file for all 15 of the mechanics on this page; 14 publish a contact page; 3 list a public email and 5 take bookings online. 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.
Which shops listed for Franklin discount a coolant flush?
8 of the 15 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.