Best Coolant & Radiator Flush in Chantilly, VA
15 mechanics listed · 12 in Chantilly · 6 open weekends · 14 rated 4.5+
Data verified October 16, 2026
GT Peace Automotive
J & L Automotive
Stone Springs Auto Center
Casey's Automotive
G&C Tire and Auto Service
Listed for drivers in and around Chantilly, VA, 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: Chantilly, VA
12 of the 15 mechanics we list are based in Chantilly; the other 3 serve Chantilly from Herndon (7 mi), Reston (7 mi) and Sterling (8 mi). The mechanics on this page are rated from 4.4 to 5.0 across 9,581 reviews; 14 have 50 or more reviews and 14 are rated 4.5 or higher. The topics that come up most in reviews of the mechanics on this page are "price", "diagnosis" and "honest". 6 are open on Saturdays and 1 on Sundays. 7 list staff certifications (ASE) and 4 have a BBB rating of A or A+. Domain records put 11 websites of the mechanics on this page at ten or more years old; the oldest dates from 1998. 4 offer financing; 2 give free estimates; 6 are family- or locally-owned and 7 list coupons or special offers. 1 has Spanish-speaking staff. We have a website on file for all 15 of the mechanics on this page; 12 publish a contact page; 4 list a public email and 9 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.
Can I book a coolant change online with shops listed for Chantilly?
Online booking is offered by 9 of the 15 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.