Quality used vehicles at Diamond Jim’s Motor Cars in Milwaukee, WI
No-haggle, no-hassle used car shopping since 1978
Affordable used cars in Milwaukee, WI
Used cars under $15,000
Used cars under $25,000
Cars with Apple CarPlay
Browse cars with AWD
Get pre-approved
Good credit, bad credit, or no credit — we can help. At Diamond Jim’s Motor Cars, our finance team is committed to a pressure-free experience focused on your satisfaction. We work with trusted lenders throughout Milwaukee, West Allis, Waukesha, Brookfield, and Greenfield, WI to secure competitive rates and flexible terms on quality pre-owned vehicles. Everyone deserves a dependable vehicle and a straightforward buying process, and we’re here to make that happen.
New arrivals
Save time with online financing
Skip the showroom wait and begin your financing process from home. Our finance specialists work with drivers across metro Milwaukee to secure the best possible loan options for your situation.
Sell or trade your vehicle
Ready to upgrade or just want to sell your car? Diamond Jim's Motor Cars makes it easy with same-day offers, fast payment, and competitive trade-in values, so you can move forward with confidence, no obligation required.
Customer reviews
Our customers are the reason Diamond Jim’s Motor Cars has been a trusted name in Milwaukee since 1978. We’re proud to deliver quality vehicles, honest pricing, and a buying experience people return for again and again.
Why choose Diamond Jim’s Motor Cars
With over four decades of experience serving the Milwaukee area, Diamond Jim’s Motor Cars is known for quality pre-owned vehicles and a true no-haggle, no-hassle approach. Every car, truck, and SUV on our lot is carefully inspected to meet our high standards for reliability, durability, and value.
We proudly offer a wide selection of trusted brands, including Ford, Toyota, Chevrolet, GMC, Jeep, and more. With two convenient locations in West Allis and along South 27th Street, finding your next vehicle has never been easier.
Visit Diamond Jim’s Motor Cars today and discover why generations of Milwaukee drivers continue to choose us for their next ride.
A Buying Experience Built on Trust. At Diamond Jim's Motor Cars, our reputation is built on the experiences of the people we serve. We believe the best way to understand who we are is to hear directly from our customers—buyers who trusted us with one of their most important decisions and drove away confident in their choice. Across our two dealership locations, our customers consistently highlight what matters most to them: clear communication, fair pricing, and a team that truly listens. From first-time buyers to returning customers, the feedback we receive reinforces our goal of making every visit comfortable and stress-free.Whether it’s help finding the right vehicle, guidance through financing, or support after the sale, we’re proud to earn positive reviews through genuine service—not pressure or gimmicks. Every review reflects our commitment to honesty, professionalism, and a smooth car-buying experience.
Rated 4.4 out of 5 stars!
7/18/2026
7/12/2026
6/25/2026