Welcome to B. Dupont Auto Inc. Cadillac

Car shopping made easy

Here at B. Dupont Auto Inc. Cadillac, it is our mission to be the automotive home of drivers in the Lac-Etchemin, QC area. We provide a vast selection of new and used vehicles, exceptional car care and customer service with a smile!

Speaking of new CADILLAC models, you have your pick of our showroom. Our local dealership keeps a great stock of used cars, trucks, and SUVs in inventory. With competitive prices offered on every pre-owned model for sale on our lot, you won't find a reason to visit any other dealership in Lac-Etchemin.

Want to Talk Auto Finance?

When it comes to financing, that's where our car loan and CADILLAC specialists step in. We're here to help you by going over every option clearly, and will work hard to find the right plan for you. Whether adding accessories or protection packages, or figuring out the final details of your loan or lease package, let us guide you along the way.

We Keep You Going

Expert Parts & Service

B. Dupont Auto Inc. Cadillac is also by your side whenever you need any car service and repair work done in Lac-Etchemin. What's more, our auto parts team would be happy to get you whatever you need to keep your CADILLAC vehicle on the road for many miles to come.


If you're looking for a Cadillac dealer to trust, you have arrived. Our committed team, at B. Dupont Cadillac, is at your disposal for all your Cadillac product and service needs, and we are always available to answer your questions and provide you with a level of customer service that exceeds your expectations. This is how we have managed to create such strong customer relations over the years; we continue to value the importance of the customer experience.

The Cadillac XT4 is a brand new Cadillac model introduced on the market a few years ago. Small and compact enough to drive in the city, it's still versatile and gives homeowners the space they need for an active lifestyle. Endowed with impressive connectivity and safety technologies, the new Cadillac XT4 sets the bar high for other urban luxury SUVs.

The Cadillac XT6 is a spacious three-row SUV that bridges the Cadillac XT5 with the legendary Cadillac Escalade. The all-new Cadillac XT6 offers its owners unparalleled luxury, space for a growing family, and all the driver assistance features you'd want from a luxury sport utility vehicle.

The Cadillac CT5 picks up where the Cadillac CTS left off. Spacious, luxurious, refined, and efficient, it represents what Cadillac does best.

At B. Dupont Cadillac, once the purchasing process is done, we are available as needed for maintenance, body repair, detailing and more. We also carry a large selection of genuine Cadillac parts and genuine Cadillac accessories. Cadillac is a luxury brand, and we represent that in everything we offer, including all the services you need. Meet us today and discover the Cadillac way.

Get in Touch

  • Contact Our Sales Department: 418-625-6701
  • Monday9:00am - 5:30pm
  • Tuesday9:00am - 5:30pm
  • Wednesday9:00am - 8:30pm
  • Thursday9:00am - 8:30pm
  • Friday9:00am - 5:00pm
  • SaturdayClosed
  • SundayClosed
  1. B. Dupont Auto Inc. Cadillac

    1404, Route 277
    Lac-Etchemin, QC G0R 1S0

    • Sales: 418-625-6701
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