Best Car Tune-Up in Portland, ME
15 technicians listed · 5 in Portland · 3 open weekends · 14 rated 4.5+ · 1 shows a license
Data verified October 16, 2026
Masters Auto Repair
Reality Motors
Waterman's Service Center Inc.
Mizner Automotive
Kars Service Inc
Listed for drivers in and around Portland, ME, these 15 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: Portland, ME
Of the 15 technicians we list here, 5 are in Portland itself and 10 come from towns including Windham (4, 11 mi), Buxton (2, 14 mi) and South Portland (1, 4 mi). The technicians on this page are rated from 4.0 to 5.0 across 895 reviews; 9 have 50 or more reviews and 14 are rated 4.5 or higher. When customers rate these technicians on specific qualities, they most often praise professionalism (94%), quality (84%) and value (75%). The topics that come up most in reviews of the technicians on this page are "communication", "fair" and "honest". 3 are open on Saturdays. 1 shows a license on its website; 1 lists staff certifications (ASE) and 4 have a BBB rating of A or A+. 6 have ten or more years of experience, the longest 60 years. 1 is family- or locally-owned and 1 lists coupons or special offers. We have a website on file for 5 of the technicians on this page; 5 publish a contact page and 3 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 Portland open on Saturdays or Sundays?
3 of the 15 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.