Best Transmission Fluid Change & Flush in Covina, CA

15 experts listed · 12 in Covina · 6 open weekends · 10 rated 4.5+

Data verified November 12, 2026

Johnny's Auto Service

Johnny's Auto Service

4.3 52 reviews
“Their service was great, prices are reasonable and the waiting period is not long.”
24-mo/24k-mi warrantyAAA-approvedShuttle serviceSame-day serviceSince 1970
239 E San Bernardino Rd Ste A
i
Hye Tech Auto Repair

Hye Tech Auto Repair

4.9 107 reviews
“Hye Tech Auto continues to be the mechanic I trust to service my vehicle and bring awareness to anything else going on with my vehicle that should probably get looked at or get some TLC.”
Coupons & offersFree consultationSince 2010
1101 N Azusa Ave b2
i
Associated Automotive Service

Associated Automotive Service

4.8 113 reviews
“I was offered a ride home when I dropped off my car and they also picked me up when my car was ready.”
Coupons & offersASE certifiedSince 1988Financing
746 N Barranca Ave
i
Aamco Transmissions & Total Car Care

Aamco Transmissions & Total Car Care

4.4 80 reviews
“Andy, thank you for the great customer service and getting my car back on the road.”
Coupons & offers12-mo/12k-mi warrantyFinancing availableFleet accountsSince 2013Locally owned
968 Arrow Hwy
i
Eastland Repair & Tire Center

Eastland Repair & Tire Center

4.6 62 reviews
“I trust no one else with my vehicles, the techs here get the job done right...”
BBB ASince 1995
West Covina, CA · 3 mi from Covina
i
TL Motors

TL Motors

4.8 120 reviews
“Carson was accommodating and came to pick the vehicle from my home and again provided updates throughout the whole process.”
Coupons & offers36-mo/36k-mi warrantyShuttle serviceSince 1993ASE certifiedFamily-owned
132 E Front St
i

Listed for drivers in and around Covina, CA, these 15 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: Covina, CA

12 of the 15 experts we list are based in Covina; the other 3 serve Covina from West Covina (3 mi) and San Dimas (4 mi). The experts on this page are rated from 4.1 to 4.9 across 2,044 reviews; 8 have 50 or more reviews and 10 are rated 4.5 or higher. The topics that come up most in reviews of the experts on this page are "price", "honest" and "warranty". 6 are open on Saturdays. The services the experts on this page list most often on their websites are auto repair (2), auto service (2), brake service (2), check engine light (2) and wheel alignment (2). 6 list staff certifications (ASE) and 4 have a BBB rating of A or A+. Domain records put 10 websites of the experts on this page at ten or more years old; the oldest dates from 2006. 2 offer financing; 2 give free estimates; 2 are family- or locally-owned and 8 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 Covina?

An online booking link appears for 5 of the 15 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.

Bender's Automotive

Bender's Automotive

4.7 49 reviews
“Tom Bender, the owner, is an extremely down to earth and reasonable guy who is completely transparent about his work and costs, and has always treated my vehicles with the utmost care.”
Coupons & offersASE certifiedSince 1972
747 E San Bernardino Rd
i
Book onlineBook
Raul's Auto Repair

Raul's Auto Repair

4.3 114 reviews
“I have used this auto repair shop several times and I can tell you that I would definitely not go anywhere else!”
Coupons & offers36-mo/36k-mi warranty2-wheel alignment $79.99Since 1999
520 E Rue Royale St
i
Transmission House

Transmission House

4.7 23 reviews
“This shop is great but they are always busy and i see why great work honest mechanics”
BBB A+Since 1974
569 N Citrus Ave
i
Harrell's Transmission

Harrell's Transmission

4.6 22 reviews
“Harrells came recommended by a friend, which means alot in the auto repair industry.”
BBB accreditedSince 1965
19062 Arrow Hwy
i
Synchrotech Transmissions

Synchrotech Transmissions

4.8 28 reviews
“I've used their products to rebuild the transmission in my 95 integra to great success”
1-yr workmanship warrantyHonda transmission rebuilds specialistWalk-ins welcomeSince 2008
San Dimas, CA · 4 mi from Covina
i
Menrad Motors

Menrad Motors

4.6 26 reviews
“I'm happy I've found a place where I can fully trust the diagnostics done and they will never suggest anything you don't need.”
15% off up to $150Free estimatesASE-certified techsMercedes-Benz specialistSince 1995
380 E San Bernardino Rd
i
A Plus Volvo Repair

A Plus Volvo Repair

4.4 15 reviews
“Xavier and Jose are the best I recommend this place for every Volvo owner”
Coupons & offersASE certifiedSince 2008
341 E San Bernardino Rd
i
AGP Auto Repair

AGP Auto Repair

4.8 20 reviews
“His enthusiasm for providing me with quick service and standing behind his work, has encouraged me to retain my ownership of a 1997 Chevy Tahoe that I have driven with confidence and without a car payment for the last 17 years.”
Since 2005
1461 Ranger Dr
i
Kenny's Transmission

Kenny's Transmission

4.1 4 reviews
“Very dependable and helped me understand what was going on with my car because I dont know nothing about cars.”
Since 1995
West Covina, CA · 3 mi from Covina
i

Why these companies made our list

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