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24 mechanics listed · 12 in Placentia · 10 open weekends · 22 rated 4.5+ · 1 shows a license
Data verified October 16, 2026
Listed for drivers in and around Placentia, CA, these 24 shops work on transmissions. What each one says about rebuilds, warranty terms and the brands it handles comes from its own website; ratings and quotes come from public reviews.
Of the 24 mechanics we list here, 12 are in Placentia itself and 12 come from towns including Costa Mesa (5, 15 mi), Rancho Cucamonga (2, 24 mi) and Riverside (2, 27 mi). The mechanics on this page are rated from 4.2 to 5.0 across 2,605 reviews; 10 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these mechanics on specific qualities, they most often praise professionalism (88%), quality (84%) and value (75%). The topics that come up most in reviews of the mechanics on this page are "honest", "diagnosis" and "knowledge". 10 are open on Saturdays and 1 on Sundays. The services the mechanics on this page list most often on their websites are air conditioning (2), brake repair (2) and transmission repair (2). 1 shows a license on its website; 4 list staff certifications (ASE) and 7 have a BBB rating of A or A+. 18 have ten or more years of experience, the longest 64 years. 2 offer financing; 2 give free estimates; 3 are family- or locally-owned and 6 list coupons or special offers. 1 has Spanish-speaking staff. 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.
2 of the 24 shops on this page say they offer financing. Transmission work is one of the larger repair bills a car can hand you, so terms are worth reading closely before you sign anything at the counter.
