About Royal Buick GMC, Inc. in Sussex, NJ
Welcome to Royal Buick GMC, Inc., where every guest is treated to the Royal Advantage. As your trusted Buick and GMC dealership in Sussex, we're committed to meeting all your automotive needs with professionalism, support and respect. Whether you're visiting from down the street or traveling across New Jersey, you'll find that the Royal Advantage is more than a motto -- it's our promise to you.
Experience the Royal Advantage
The Royal Advantage defines every interaction at Royal Buick GMC, Inc. We pledge to do business fairly and ethically, welcoming every guest with the utmost respect and ensuring a premium experience whether you're visiting for a new GMC test-drive or checking out Buick lease specials. Our dedication shows in our many positive dealership reviews and the loyalty of our growing Royal family.
Local drivers choose us for:
- A welcoming, family-friendly dealership atmosphere with a comfortable waiting area, children's play space and dedicated customer workstations.
- Overnight service hours for your convenience.
- A 72-hour buyback policy, so you can shop with confidence knowing you have time to ensure your purchase is perfect for you.*
- The Royal Buick GMC Rewards Program for added savings and VIP rewards throughout your ownership journey.
Our team is focused on making your car-buying or leasing process smooth, transparent and enjoyable from start to finish.
- Main:973-232-1373
- Sales:973-232-1373
- Service:973-232-1371
- Mon - Thu9:00 AM - 8:00 PM
- Fri9:00 AM - 7:00 PM
- Sat9:00 AM - 6:00 PM
- SunClosed
- Mon - Thu6:00 AM - 8:00 PM
- Fri8:00 AM - 6:00 PM
- Sat - SunClosed
- Mon - Thu6:00 AM - 8:00 PM
- Fri8:00 AM - 6:00 PM
- Sat - SunClosed
We're a Community-Focused Car Dealership
Conveniently located at 355 NJ-23 N in Sussex, our dealership is just a short drive from Sparta, West Milford and other Northern NJ communities. We're proud to be an active member of the area, supporting organizations such as Rebecca's Homestead, Tunnel to Towers, Workmanship Training & Mentorship, My Brother's Place, local schools, fire departments and more.
Learn More: Our Community Involvement
Why Choose Royal Buick GMC, Inc.?
- Fair & Ethical Business: We treat every guest the way we would want to be treated -- honestly and respectfully.
- Premium Guest Experience: We're committed to creating a comfortable, welcoming environment for you and your entire family.
- Flexible Service: Enjoy Saturday hours, quick car maintenance and a team that puts your needs first.
- Confidence & Transparency: Ask about our 72-hour buyback policy,* and discover peace of mind before, during and after your purchase.
- Rewarding Ownership: Enroll in our Royal Rewards Program for ongoing benefits and savings.
Visit us today and discover for yourself why so many customers return to Royal Buick GMC, Inc. again and again. Whether it's your first visit or you're a returning member of our Royal family, you'll experience among the very best in local Buick and GMC sales and service.
Read More: Why Buy from Us? | Meet Our Staff
* See dealer for complete details.
ENGLE OOSTDYK
Owner & General Manager
(973) 875-0314
Engle decided he wanted to work at his Dad’s car dealership when he was 12 years old and worked there part time through high school. He received his Bachelor’s degree in Business Management and Automotive Marketing from Northwood University. Engle worked at the family’s original store in Butler until they purchased Royal Buick GMC in 2001 where he leads as General Manager. Engle’s passion at work is to create and implement best practice processes to provide a consistent customer experience like no other, to every guest that enters the dealership to purchase a vehicle, service a vehicle, purchase a part or just to say hello. In his time away from work, he loves and enjoys spending time his wife and their 5 children. He enjoys playing and watching all kinds of sports (golf being his personal favorite) and hanging out with his large extended family. Engle also attends and serves in various capacities at the Green Pond Bible Chapel and is a certified biblical counselor.
MARK OOSTDYK
Owner, Used Car & Finance Manager
(973) 875-0316
Mark takes pride in his family business that has focused on loyalty, quality, and outstanding service for the past 60+ years. He offers over 20 years of sales experience and a passion to help his customers get exactly what they want. Mark loves meeting new people and the challenge of giving each one complete satisfaction according to their individual needs. His faith, family values, and honesty are reflected in the down to earth experience you will have at the dealership.