Ernie Dean Chevrolet Buick GMC

Ernie Dean Chevrolet Buick GMC Local GM dealership serving the community for over 30 years A family-run dealership reflecting the values of the community it serves.

For over 30 years Ernie Dean has been a name local’s can trust. Let our award winning parts, service and sales department look after all of your vehicle needs. If you’re maintaining your current car, purchasing a GM Optimum Used vehicle, or selecting a new vehicle from our award winning line up, Ernie Dean Chevrolet Buick GMC has got you covered.

06/22/2026

When the trend is too good not to join in 😉

06/20/2026

The 2026 GMC Terrain is everything a family could want in an SUV

06/17/2026

A first look at one of the rare 2026 GMC Sierra 1500 Elevation trucks currently available in all of Ontario

06/15/2026

New doesn’t always mean best and this 2026 Sierra proves it 👀

06/12/2026

2026 is already halfway over! Take advantage of our special June programs while they're still available

06/10/2026

Employee Pricing has been extended through June! No matter where you're coming from now is the time to take advantage of these incredible savings

06/08/2026

Apparently this was a tricky question 😅 Did you get it right?

06/06/2026

Loaded with the features you want and the capability you need this 2024 GMC Sierra is ready for its next owner

06/04/2026

The interior of this Yukon Denali takes the whole vehicle to another level

06/01/2026

Ryan may have messed up big time with this order 🫣

Address

4906 Concession 7
Alliston, ON
L9R1V3

Opening Hours

Monday 8am - 5pm
9am - 7pm
Tuesday 8am - 5pm
9am - 7pm
Wednesday 8am - 5pm
9am - 7pm
Thursday 8am - 7pm
9am - 7pm
Friday 8am - 6pm
8am - 5pm
Saturday 8am - 12pm
9am - 4pm

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