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Your Trusted Auto Repair Partner in Edgewood, WA
At Sterling Automotive Service, we pride ourselves on providing personalized, professional auto care with a customer-first approach. Our team of ASE-certified master technicians combines skill with integrity, utilizing the latest diagnostic technology to deliver high-quality repairs and maintenance. Since our inception, we have prioritized staying ahead of evolving automotive technology while treating every customer with honesty, respect, and professionalism. Our commitment to excellence extends to using premium parts and offering comprehensive servicesfrom engine repairs and transmission work to fleet maintenance and mobile emissions testingensuring vehicles of all types are road-ready.

With decades of combined experience, our family-owned business serves Edgewood, Milton, Fife, Federal Way, Tacoma, Sumner, Puyallup, and surrounding areas, earning trust through punctuality, exceptional customer service, and a focus on long-term client relationships.
Services
Auto Repair Tune-Ups Engine Repair Oil Changes Brake Service Tire Sales Emissions Testing Fleet Maintenance Transmission Repair Suspension Work
Highlights and features
  • Our ASE-certified technicians provide expert diagnostics and repairs.
  • We offer fleet services for trucks up to 1 ton.
  • Mobile emissions testing is available across Washington state.
  • Every repair includes a 3-year or 75,000-mile warranty.
  • Family-owned with over 40 years of combined automotive experience.
Associations and certifications
  • ASE-certified
What people say
Fast and friendly service Excellent service Generous kindness Promptness on repairs Extra efforts
Services
Auto Repair
We specialize in comprehensive vehicle diagnostics and repairs for cars, trucks, and SUVs. Our ASE-certified technicians address engine, transmission, brake, and electrical system issues using advanced tools. Every repair includes a thorough inspection and a 3-year or 75,000-mile warranty, ensuring long-term reliability and customer confidence.
Fleet Maintenance
Our fleet services cater to businesses with trucks up to 1 ton, including maintenance schedules and repairs. We offer mobile emissions testing for Washington fleets, on-site diagnostics, and timely service to minimize downtime. Our solutions ensure compliance and optimal performance for commercial vehicles.
Emissions Testing
As a Washington State-certified facility, we provide mobile emissions testing for gas and diesel vehicles. Our authorized van services fleets across the state, offering same-day testing for up to 50 vehicles. Results are valid for 365 days, with flexible scheduling to meet client needs.
Transmission Repair
We handle automatic and manual transmission repairs, including fluid changes, clutch replacements, and transfer case service. All work is backed by a 3-year or 75,000-mile warranty, ensuring dependable performance. Our technicians use factory-spec tools for precision repairs.
Tire Sales
As a T-3 dealer, we offer a wide range of tires from brands like Michelin, Hankook, and BFGoodrich. Services include free rotations and flat repairs for customers purchasing tires. We also provide alignment services using computerized equipment for optimal vehicle handling.
People
John Sterling
Owner/Operator
John has been self-employed in automotive service for over 40 years, including owning a Snap-On Tools franchise and a smaller repair shop. He is a member of the Automotive Service Association and prioritizes customer satisfaction through education and integrity.
Tara Rudolph
Office Manager
Tara, a marketing graduate, manages office operations and customer service. She previously worked at Nordstrom and balances her role with raising two children. Her organizational skills ensure smooth business operations.
Janette Sterling
Part-Time Office Manager
Janette brings banking experience and has contributed to three successful businesses over 30 years. She assists with office tasks and supports the team, leveraging her background in finance and family business.
Bob Clark
ASE Certified Technician
Bob has worked in automotive repair since 1980, holding an Associate degree in Automotive Science. He specializes in emissions systems and enjoys outdoor hobbies. His expertise ensures accurate diagnostics and durable repairs.
Questions
What services does Sterling Automotive Service offer?
We provide auto repair, fleet services, emissions testing, transmission work, and tire sales. Our services cover diagnostics, maintenance, and urgent repairs using premium parts.
Do you offer mobile emissions testing for fleets?
Yes, we operate Washington’s only authorized mobile emissions van, testing up to 50 vehicles daily across the state with flexible scheduling options.
Are your technicians certified?
Our team includes ASE-certified and Washington State emissions specialists, ensuring expert diagnostics and repairs compliant with industry standards.
What warranty do you provide on repairs?
Most repairs carry a 3-year or 75,000-mile warranty, including engine and transmission replacements, offering long-term reliability and peace of mind.
How can I schedule an appointment?
Call 253-927-9300 during business hours (Monday-Friday, 7:30 AM-5:30 PM) or request a callback via our website contact form.
Reviews (4)
Andrew Baumann
Jun 09, 2022 Report
Great customer service and to the point. They tell you everything straight up, and do excellent work. Would highly recommend them!
Brandon Nelson
Mar 17, 2022 Report
I brought my truck in for rear end service and they did a great job answering all questions I had good price for the work they did. Will be a returning customer
Anna Baklund
Nov 24, 2021 Report
There aren't enough good things to say about Sterling. I brought my Jeep Grand Cherokee Limited 5.7 Hemi to them a couple months ago for spark plugs and coil packs. They offered to do a full vehicle check-up just to make sure we weren't missing any major issues - to which I knew there would be based on how the rig was driving and the warning lights that had popped up on my dash. I'm glad they did that check-up because it turned out there were several issues with my rig that made it unsafe to drive/ issues that could've left me stranded.

But what really stands out to me was the demeanor with which they handled telling me about the issues. I didn't feel like I was being upsold on anything; you could tell they genuinely did not like having to deliver the less than ideal news. They addressed my cracked intake manifold, the 4x4 not engaging, as well as brake lines that weren't working properly. They got the parts needed quickly and performed the work quickly. Sterling came recommended by family, and I'll be driving the 2 hours it takes to get to their shop the next time I need work done.
Adam Cabrera
Nov 16, 2021 Report
It was a real bummer when the local shop I was going to closed. I pass by Sterling's every day and decided to give it a shot when I needed some work done on my truck. They are more than fair, do excellent work, are communicative and are honest. Everything you look for in a shop. I've gone back again since and will continue to give John my business with all of my vehicles. Please don't retire anytime soon