Best Transmission Fluid Change & Flush near Timonium, MD
2 of these experts are based in Timonium; the others serve Timonium from towns including Baltimore (10 mi), Towson (4 mi) and Hunt Valley (3 mi).
5 open weekends · 21 rated 4.5+ · 1 shows a license
Data verified October 16, 2026
Hillen Tire and Auto Service Tire Pros
Maven Motors
Pleasant Hill Service Center
A-1 Bill & Earl's Automotive
Joppa Transmission & Auto Service
Listed for drivers in and around Timonium, MD, these 24 shops change and flush transmission fluid. What each one says about fluid brands, filters and pricing comes from its own website; ratings and quotes come from public reviews.

Area overview: Timonium, MD
The 24 experts on this page are rated from 4.1 to 4.9 across 4,824 reviews; 23 have 50 or more reviews and 21 are rated 4.5 or higher. When customers rate these experts on specific qualities, they most often praise professionalism (92%), quality (79%) and value (75%). The topics that come up most in reviews of the experts on this page are "communication", "honest" and "diagnosis". 4 are open on Saturdays and 1 on Sundays. The services the experts on this page list most often on their websites are oil change (5), alignments (2), brakes (2), diesel engine maintenance (2) and differential service (2). 1 shows a license on its website; 4 list staff certifications (ASE) and 11 have a BBB rating of A or A+. Domain records put 16 websites of the experts on this page at ten or more years old; the oldest dates from 1999. 9 offer financing; 1 gives free estimates; 9 are family- or locally-owned and 14 list coupons or special offers. We count these figures across the experts on this page; distances are straight-line, and hours and prices change, so confirm the details with the expert before you visit.
Can I book a fluid change online with shops listed for Timonium?
An online booking link appears for 12 of the 24 shops. Give them the year, make and model when you book, because the fluid has to be on the shelf and some specifications are ordered in rather than stocked.