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50+ Years
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Arizona's Trusted Transmission & Auto Repair Experts Since 1972
Tri-City Transmission has been serving the Phoenix metropolitan area since 1972, establishing itself as Arizona's oldest and most trusted transmission and auto repair shop. Our team of ASE-certified technicians combines decades of experience with cutting-edge diagnostic tools to provide accurate assessments and lasting repairs. We prioritize transparency through our Level One Diagnostic Service, which identifies issues without unnecessary disassembly, ensuring customers receive only the repairs they need.

Our commitment to ethical practices has earned us multiple BBB Torch Awards for Ethics and four consecutive Angies List Super Service Awards. With a focus on customer education and relationship-building, we offer factory-specific transmission fluid services, loaner vehicles, and a meticulous triple-check quality control process to guarantee satisfaction.
Services
Transmission Repair Diagnostic Service Automatic Transmission Manual Transmission Transfer Case Repair Drive Shaft Repair Differential Repair Domestic Car Repair Foreign Car Repair Clutch Repair
Details
  • Year established: 1972
Highlights and features
  • Over 50 years of specialized transmission repair experience
  • We implement a patented Level One Diagnostic Process
  • Our team consists of ASE-certified technicians with factory training
  • We operate with full transparency and no hidden fees
  • We offer Synchrony Auto Care Financing options
Associations and certifications
  • Better Business Bureau (BBB)
  • Automatic Transmission Rebuilders Association (ATRA)
  • Angies List Super Service Award
What people say
Cleanest shop I've ever seen Saved me thousands vs dealership Honest and transparent process ASE-certified experts Loaner vehicle provided
Services
Transmission Repair
Specialized repair of automatic, manual, and CVT transmissions using factory-specific fluids and diagnostic tools. Our Level One Diagnostic Service identifies issues without disassembly, saving customers from unnecessary repairs. Technicians perform complete overhauls or targeted fixes while maintaining factory warranty compliance through proper fluid selection.
Diagnostic Service
Comprehensive 24-hour diagnostic process analyzing transmission performance through road testing, computer scanning, and fluid analysis. Identifies 80% of transmission issues without disassembly, preventing costly misdiagnoses. Includes battery testing and technical bulletin research to ensure accurate repair recommendations.
Auto Repair
Full-service automotive repair covering brakes, cooling systems, and engine components alongside transmission work. ASE-certified technicians service both domestic and foreign vehicles using specialized tools and factory procedures. Offers fleet services and preventative maintenance programs for commercial clients.
Clutch Repair
Precision clutch replacement and adjustment services for manual transmission vehicles. Technicians inspect hydraulic systems, pressure plates, and flywheels to identify wear patterns. Uses OEM-quality components and follows factory torque specifications for optimal performance and longevity.
Differential Repair
Complete differential inspection and repair services for front, rear, and all-wheel drive systems. Technicians analyze gear wear patterns, check fluid contamination, and recalibrate components to factory specifications. Prevents catastrophic drivetrain failures through early detection of abnormal wear.
People
Dave Riccio
Owner/Technician
ASE-certified technician with 20+ years automotive experience. Diagnosed MS in 2006, purchased Tri-City in 2006. Hosts Arizona's #1 car show 'Bumper to Bumper Radio'. Maintains original founders' ethical standards while implementing modern diagnostic protocols.
Mike Young
Founder/Vintage Specialist
Co-founded Tri-City in 1972 with Leon Bouchy. 60+ years combined automotive experience. Specializes in vintage vehicle transmissions. Continues advising on classic car repairs while mentoring current technicians in traditional rebuilding techniques.
Leon Bouchy
Founder/Vintage Specialist
Co-founder with 55+ years industry experience. Transitioned ownership to Dave Riccio in 2006 while maintaining advisory role. Provides expertise on pre-1980s transmission systems and shares historical knowledge with current team members.
Jon Lead Diagnostic Technician
Crew Trainer
ASE Master Technician with 40 years experience. Trains staff on diagnostic procedures and quality control. Former automotive technology instructor who developed Tri-City's systematic diagnostic approach. Specializes in complex electrical transmission issues.
Mark Transmission Builder
Lead Technician
ASE-certified master transmission builder with 40 years experience. Previously owned Virginia transmission shop. Develops rebuild procedures ensuring factory compliance. Trains technicians on precision assembly techniques and fluid specification requirements.
Questions
What makes Tri-City's diagnostic process different?
Our Level One Diagnostic Service analyzes transmission issues without disassembly, using road testing, computer scanning, and fluid analysis to identify 80% of problems accurately.
Do you service both foreign and domestic vehicles?
Yes, our ASE-certified technicians work on all makes and models, using factory-specific fluids and diagnostic tools for both domestic and imported vehicles.
Are your technicians certified?
All lead technicians hold ASE Master Certifications with specializations in transmission repair, diagnostics, and drivetrain systems.
What payment options do you offer?
We accept major credit/debit cards and offer Synchrony Auto Care Financing for qualified customers.
Do you provide loaner vehicles?
Yes, we offer loaner vehicles for customers needing transportation during extended repair periods.
How do you ensure repair quality?
Our triple-check quality control process includes post-repair road testing, fluid level verification, and final inspection by senior technicians.
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