Serving Greensboro, NC — Since 1998
About Tri City Transmission
Family owned and operated in Greensboro since 1973. Over 50 years of honest transmission and auto repair — built on trust, one customer at a time.
Our Story
Our Story
For more than five decades, Bill Cook's Tri City Transmission has been a trusted name in automotive and transmission repair throughout the Triad. Since 1973, Bill and Cheryl Cook built their business on a foundation of strength, honesty, integrity, professionalism, and an unwavering dedication to serving their customers. Their commitment to quality workmanship and treating every customer like family earned the trust and loyalty of generations of drivers.
Today, that legacy continues under the ownership of Rob and Lisa Whitestone, who share the same values and commitment to excellence that have defined the shop since its beginning.
Rob Whitestone brings more than 25 years of experience in automotive and transmission repair throughout the Triad area. His extensive technical knowledge, hands-on expertise, and dedication to solving even the most challenging transmission problems make him a trusted resource for customers seeking dependable, professional service. As a dedicated transmission specialist, Rob is committed to providing quality repairs, honest recommendations, and workmanship customers can rely on.
Lisa Whitestone brings more than 30 years of experience working with children and families in the community. Since 2005, she has served as a high school educator in Guilford County, building strong relationships through listening, understanding, and helping others succeed. Her passion for serving people, combined with her commitment to honesty and integrity, helps ensure that every customer feels valued, respected, and heard.
Together, Rob and Lisa are proud to carry forward the tradition established by Bill and Cheryl Cook. Their shared dedication to community, strong customer relationships, and exceptional service reflects the values that have made Bill Cook's Tri City Transmission a respected name for generations. As attentive listeners who genuinely care about their customers' needs, they are committed to providing dependable automotive repair services with honesty, professionalism, and personal attention that have been the cornerstone of the business for over 50 years.
Whether you need a simple repair, a complete transmission rebuild, or expert advice from experienced professionals, you can count on the team at Tri City Transmission to deliver quality workmanship and service you can trust.
Why Choose Us
What Sets Us Apart
ASE Certified
Our technicians hold ASE certifications — the gold standard in automotive repair. You're in qualified hands.
Family Owned Since 1973
Founded by Bill and Cheryl Cook in 1973 and now owned by Rob and Lisa Whitestone, this shop has always been family owned — rooted in the community and built on trust.
All Makes & Models
Domestic or import, automatic or manual — we've seen it all and fixed it all over 50+ years in business.
Warranty on Work
We stand behind every repair we make. Ask us about our warranty policy when you bring your vehicle in.
Our Principles
How We Do Business
Honest Diagnosis
We tell you what's actually wrong — not what generates the biggest repair bill. If you don't need it, we won't sell it to you.
Written Estimates
Before we touch your vehicle, you get a written estimate. What we quote is what you pay. No surprise charges at pickup.
Clear Communication
We explain what's wrong in plain English. You'll understand exactly what we're fixing and why before we start.
Work Done Right
We don't cut corners. If a job needs to be done a certain way, that's how we do it — even when the shortcut would be easier.
Hours of Operation
- Monday – Friday8:00 AM – 5:00 PM
- SaturdayClosed
- SundayClosed
Ready to bring your vehicle in?
Call us for a free estimate or schedule an appointment online.