Big A Auto Sales & Service
“Josh and the rest of the crew were professional and very knowledgeable about servicing my car.”
Best Car Tune-Up in Dubuque, IA
10 technicians listed · 7 in Dubuque · 2 open weekends · 9 rated 4.5+
Data verified October 17, 2026
J's Performance
“Very professional and affordable Auto Services, I recommend this place for repairing your vehicles.”
Czipar Performance
“Got me in and tuned and back on the road super quick truck runs amazing will be bringing him more trucks to tune”
Revline Performance Auto
“Austin, absolutely killed it on my corvette every expectation I had was well surpassed couldn't recommend him enough, nicest guy in the world definitely recommend”
Schueller Automotive
“They've always been fair with pricing and got my vehicle done in a reasonable amount of time.”
Demaio's Repair
“Will be going here for all car-maintenance needs.”
Listed for drivers in and around Dubuque, IA, these 10 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: Dubuque, IA
Of the 10 technicians we list here, 7 are in Dubuque itself and 3 come from Dickeyville, WI (1, 10 mi), Cuba City, WI (1, 16 mi) and Platteville, WI (1, 20 mi). The technicians on this page are rated from 4.2 to 5.0 across 1,220 reviews; 6 have 50 or more reviews and 9 are rated 4.5 or higher. The topics that come up most in reviews of the technicians on this page are "price" and "diagnosis". 2 are open on Saturdays. 3 have a BBB rating of A or A+. 4 have ten or more years of experience, the longest 42 years. 1 offers financing; 1 is family- or locally-owned and 1 lists coupons or special offers. We have a website on file for 7 of the technicians on this page; 5 publish a contact page and 2 list a public email. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
Which shops listed for Dubuque open on Saturdays or Sundays?
2 of the 10 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.
Kane Performance & Fabrication
“Diagnosed my cars issue accurately prior to obtaining my approval for the repair”
Hinderman Repair
“Throughout the process they continued to put their best work forward to get us fixed quickly!”
Kaiser's Auto & Lawnmower Repair
“Earl came right out to the house, (and he is super busy) diagnosed a really weird wiring issue unrelated to his tuneup”
Al's Auto Service
“They were able to get me in immediately and determine the diagnose codes right away.”
Why these companies made our list
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