Associated Automotive Service
“I'm glad to always know that there is a shop in-town that treats every customer like they are family.”
Best Car Tune-Up in Covina, CA
16 technicians listed · all 16 in Covina · 9 open weekends · 13 rated 4.5+
Data verified November 11, 2026
TL Motors
“I had a great experience at T/L Motors getting my 2022 Toyota Highlander serviced and all four tires replaced.”
Bender's Automotive
“They were very thorough with their quote and feedback about what the issues might be and my car drives so much better now because of the work that they did.”
LA Collision Center
“I have a bmw and I am very picky with it and looked for a certified shop and they are not only certified they are the most professional family friendly people!!!”
Leo Brown's Complete Auto Care
“I know these guys are gonna take care of me, that they're gonna work really hard to make sure I can stick to my budget, and that everything will be okay.”
Original Jaguar and Land Rover
“The experience was exceptional and left me feeling like I can trust this business in the future for any other vehicle services or repairs.”
Listed for drivers in and around Covina, CA, these 16 shops handle tune-up work and running faults. What each one says about diagnostics, warranties and service specials comes from its own website; ratings and quotes come from public reviews.
Area overview: Covina, CA
All 16 technicians we list here are in Covina itself. We have 18 technicians in Covina on file; this page shows the highest-rated 16. The technicians on this page are rated from 4.2 to 5.0 across 1,351 reviews; 5 have 50 or more reviews and 13 are rated 4.5 or higher. 9 are open on Saturdays. 3 list staff certifications (ASE) and 2 have a BBB rating of A or A+. Domain records put 5 websites of the technicians on this page at ten or more years old; the oldest dates from 2006. 1 offers financing; 1 is family- or locally-owned and 3 list coupons or special offers. We have a website on file for 9 of the technicians on this page; 4 publish a contact page and 2 take bookings online. We count these figures across the technicians on this page; hours and prices change, so confirm the details with the technician before you visit.
Which shops listed for Covina open on Saturdays or Sundays?
9 of the 16 shops here show Saturday or Sunday hours. Plugs and filters fit neatly into a Saturday. A chase for an intermittent misfire does not, since it can need the car overnight to catch the fault happening from cold.
Harry's Auto Repair
“If you are looking for a repairman you can trust for your auto repairs then Harry is your guy.”
Ultimate Auto Repair
“The service is fantastic the mechanics are terrific the prices are outstanding and the owner Albert is one of the nicest person I have ever dealt with in this industry.”
AGP Auto Repair
“Had a wheel stud repaired, did a great job at a great price.”
SHS Auto Service Honda Acura Toyota Lexus
“I have been going to SHS Auto for the last 4 years for all my regular maintenance.”
Prato Motorwerks
“With a vast array of services provided by trustworthy individuals, I would not hesitate to bring my Porsche here.”
C & M Auto Repair
“They go the extra mile to answer questions and give advice on how to best maintain your car.”
Mannys Automotive Solution
“Hes very reasonable and his work is the best of the best!”
A&G Autowerkz Inc
“They handled me and my situation carefully and directly worked with my insurance.”
Velazquez Auto & Truck Repair
“Very good mechanics do a wonderful job went here years ago and they are the best they do charge according to there work.”
AR Automotive
“I can't say enough about His quality, knowledge, kindness and patience with our cars and trucks.”
Why these companies made our list
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