Best Coolant & Radiator Flush in Long Beach, CA
15 mechanics listed · 8 in Long Beach · 6 open weekends · 13 rated 4.5+
Data verified November 11, 2026
Karta Motorwerks
Automotive Excellence
Broadway German Service
4th Street Auto & Tire
Automotive Excellence
Listed for drivers in and around Long Beach, CA, 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: Long Beach, CA
8 of the 15 mechanics we list are based in Long Beach; the other 7 serve Long Beach from Huntington Beach (12 mi), Seal Beach (5 mi) and Anaheim (18 mi). The mechanics on this page are rated from 4.3 to 5.0 across 4,407 reviews; 13 have 50 or more reviews and 13 are rated 4.5 or higher. The topics that come up most in reviews of the mechanics on this page are "price", "honest" and "fair". 6 are open on Saturdays. 4 list staff certifications (ASE) and 8 have a BBB rating of A or A+. 14 have ten or more years of experience, the longest 47 years. 3 offer financing; 2 give free estimates; 8 are family- or locally-owned and 6 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; 7 list a public email and 8 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.
Why does this page include shops elsewhere?
8 of the 15 shops sit in Long Beach and the rest come from other towns within 20 mi. This is planned maintenance rather than an emergency, so booking a little further out costs you nothing but the drive.