Seaway Chevrolet Cadillac Buick GMC LTD

Seaway Chevrolet Cadillac Buick GMC LTD Trusted GM Dealer in Cornwall & SDG
New & Certified Chevrolet, Buick, GMC & Cadillac vehicles
Local. Family-owned.

Community-driven.
📍 Cornwall, Ontario
⬇️ Shop • Finance • Trade from Home Here at Seaway GM we have it all from buying, accessorizing and servicing your next vehicle. We ARE your one stop shop for all Chevrolet, Cadillac, Buick and GMC vehicles in Cornwall and the surrounding counties!

Huge Congratulations to Tina Duchesne on her 2026 Chevrolet Trailblazer RS! Very well deserved! We hope you enjoy every ...
07/03/2026

Huge Congratulations to Tina Duchesne on her 2026 Chevrolet Trailblazer RS! Very well deserved! We hope you enjoy every mile in your new ride! 🎉🥳

☀️ Summer Hours Update at Seaway GM ☀️Please note that our summer Saturday hours will be in effect from July 4th through...
07/03/2026

☀️ Summer Hours Update at Seaway GM ☀️

Please note that our summer Saturday hours will be in effect from July 4th through September 5th.

During this time, our Sales Department will be closed on Saturdays so our team can enjoy a little extra summer time with family and friends.

Our Service Department will remain open Saturdays from 8:00 AM to 12:00 PM to help keep you on the road all summer long.

Thank you for your understanding, and we hope you have a safe and enjoyable summer!
📍 Seaway GM | Cornwall, Ontario

07/03/2026

🚨 IT’S BACK... EMPLOYEE PRICING IS ON! 🚨
The wait is over! 🎉 Employee Pricing is officially ACTIVATED at Seaway GM! That means incredible savings on select new GM vehicles—but don’t wait, these offers won’t last forever.

🔥 Save BIG.
🚗 Shop our incredible lineup of new Chevrolet, Buick, GMC & Cadillac vehicles.
💰 Drive away with employee pricing and unbeatable value.

Visit us today at Seaway GM in Cornwall, ON or shop anytime at www.seawaygm.com.

You’re not going to want to miss this! Stop by, take a test drive, and let our team help you find the perfect vehicle at an amazing price.

📍 Seaway GM | Cornwall, ON
🌐 www.seawaygm.com

Buick GMC Cadillac ShopLocal DriveHomeHappy NewCarDeals OntarioDeals

Please note that Seaway GM will be closed on Canada Day, Tuesday, July 1st, as our team takes the day to celebrate with ...
07/01/2026

Please note that Seaway GM will be closed on Canada Day, Tuesday, July 1st, as our team takes the day to celebrate with family and friends.

We hope everyone has a safe and happy Canada Day filled with good times, great company, and plenty of Canadian pride.

We’ll be back and ready to help you on our next regular business day.

Happy Canada Day from all of us at Seaway GM! 🇨🇦

Seaway GM will be closed Wednesday July 1st for Canada day! We will re-open on Thursday July 2nd.Happy Canada Day!
06/30/2026

Seaway GM will be closed Wednesday July 1st for Canada day! We will re-open on Thursday July 2nd.
Happy Canada Day!

Camper packed? Boat hooked up? BBQ plans locked in?Sounds like a Canada Day long weekend done right.Our Silverado and Si...
06/30/2026

Camper packed? Boat hooked up? BBQ plans locked in?

Sounds like a Canada Day long weekend done right.
Our Silverado and Sierra lineup is ready for towing, hauling, working, and playing all summer long.

Whether you’re heading to the lake, the cottage, the campsite, or just showing up with the best truck in the driveway — Seaway GM has you covered.

Come see what’s available today.

Long Weekend CountdownCanada Day is coming fast… is your vehicle ready for the long weekend?Road trips, cottage runs, ca...
06/29/2026

Long Weekend Countdown

Canada Day is coming fast… is your vehicle ready for the long weekend?
Road trips, cottage runs, camper towing, beach days, BBQ supplies, fireworks, family visits — it all starts with the right ride.

At Seaway GM, we have trucks, SUVs, pre-owned vehicles, and new arrivals ready for your summer plans.

Don’t wait until the driveway is packed and the vehicle is too small.
Come see us today and let’s get you Canada Day ready.
www.seawaygm.com

Looking for something new to you this summer?Our pre-owned lot is packed with vehicles ready for road trips, daily drive...
06/28/2026

Looking for something new to you this summer?

Our pre-owned lot is packed with vehicles ready for road trips, daily drives, cottage weekends, and everything in between.

SUVs, trucks, cars, family vehicles, fuel-efficient commuters, and summer-ready rides — there’s something here for every kind of driver and every kind of plan.

The best ones never sit long.

Come see what’s new on the lot at Seaway GM today.

Address

2695 Brookdale Avenue
Cornwall, ON
K6J5X9

Opening Hours

Monday 9am - 6pm
Tuesday 9am - 6pm
Wednesday 9am - 6pm
Thursday 9am - 6pm
Friday 9am - 6pm
Saturday 9am - 12pm

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