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45 Years
experience
Emergency
services
Expert Auto Repair & Maintenance in Portland
Founded in 1981, Tom Dwyer Automotive Services has built a reputation as a trusted leader in automotive repair and maintenance. With a 22-bay facility staffed by 20 ASE-certified techniciansincluding Master Techniciansand over $500,000 invested in cutting-edge equipment, we specialize in comprehensive vehicle care for cars of all makes and models. Our commitment to excellence is underscored by our ASE Blue-Seal Certification, one of only twelve shops in Portland to achieve this distinction. We prioritize long-term vehicle reliability through proactive maintenance, transparent communication, and a 24-month/24,000-mile warranty, the longest in the industry.

Our environmental stewardship includes carbon-neutral operations and partnerships with organizations like the Bonneville Environmental Foundation, reflecting our dedication to sustainability. Clients benefit from personalized service, detailed repair explanations, and a team approach that values education and trust over transactional interactions.
Services
Oil Changes Brake Repair Timing Belts Transmission Service Emissions Testing Suspension Work Electrical Diagnostics Cooling System Maintenance Preventative Maintenance Warranty Repairs
Details
  • Year established: 1981
Highlights and features
  • ASE-certified technicians with 24/7 warranty coverage
  • Carbon-neutral operations and environmental leadership
  • Transparent repair explanations with overlapping labor savings
  • 28+ years of client loyalty through proactive vehicle care
  • Investment in $500,000+ of advanced diagnostic equipment
Associations and certifications
  • ASE Blue-Seal Certification
What people say
ASE-certified staff Detailed explanations Long warranty coverage Environmental commitment Loyal clientele
Services
Timing Belt Replacement
Our comprehensive timing belt service includes replacement of associated components like water pumps, seals, and tensioners. We utilize factory-spec tools and ASE-certified technicians to prevent engine damage. The process incorporates cooling system service and valve adjustments, leveraging labor overlaps to save costs while ensuring 100,000-mile reliability.
Brake System Repair
We provide complete brake diagnostics and repair, covering pad replacement to rotor machining. Our technicians use precision equipment to address ABS systems and hydraulic components. Each service includes wear pattern analysis to identify alignment issues, ensuring safety and extending component lifespan through proper diagnostics.
Preventative Maintenance
Scheduled maintenance packages follow manufacturer guidelines while incorporating predictive care. Services include fluid exchanges, filter replacements, and system inspections. Our approach identifies potential failures through pattern analysis, preventing costly repairs while maintaining warranty compliance for both modern and classic vehicles.
Electrical Diagnostics
Advanced diagnostic tools pinpoint electrical faults in vehicle systems. Our certified technicians interpret error codes and perform circuit testing to resolve issues with sensors, modules, or wiring. We provide detailed explanations of findings and repair options using factory-level diagnostic software for accurate troubleshooting.
Cooling System Service
Our cooling system maintenance includes pressure testing, fluid replacement, and component inspection. Technicians check radiators, thermostats, and hoses for wear, performing flushes with manufacturer-approved coolants. The service prevents overheating through comprehensive analysis of heat management systems in modern vehicles.
People
Tom Dwyer
Owner
With over 40 years in automotive repair, Tom established his shop in 1981 after working in dealership service departments. He pioneered ASE-certified staffing and environmental initiatives, transforming the business into Portland's leading independent repair facility while maintaining hands-on involvement in client relations.
Questions
What makes your shop different from quick lubes?
We provide comprehensive diagnostics and repairs with ASE-certified technicians, not just oil changes. Our 24-month warranty and focus on long-term vehicle health ensure quality beyond basic maintenance.
Do you work on all vehicle types?
We service all makes and models except exotics. Our technicians maintain certifications for modern computerized systems while handling classic vehicles with specialized care through our technical specialty partnerships.
How do you handle unexpected repair costs?
We call clients before any additional work, explaining the issue and options. Our 99.8% estimate accuracy comes from thorough diagnostics, but we prioritize transparency when unforeseen issues arise during repairs.
What environmental initiatives do you have?
We're carbon-neutral through the Bonneville Environmental Foundation, recycle 98% of fluids and materials, and use E85 ethanol in courtesy shuttles. Our facility meets strict Pollution Prevention Outreach standards for sustainable automotive care.
Can I schedule after-hours service?
Emergency drop-off is available with prior arrangement. For non-urgent needs, we recommend scheduling during regular hours (Mon-Fri 8-6, Sat 8-11) to ensure proper technician availability and part sourcing.