Nik Halaska
Nik Halaska at O'Fallon Buick GMC

Nik Halaska

Service Advisor

O'Fallon Buick GMC

2150 Technology Dr
O'Fallon, MO 63368

Contact Me
4.9
403 Reviews

Dealership Experience

3 yrs, 7 mos

4.9

403 Reviews

Write a Review

403 Reviews of Nik Halaska

October 13, 2025

Dealership Rating
Employee Rating

they treated me 100% better than the dealership that we had bought our chevy trax from More

by JSCHUSTER39
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

October 13, 2025

Dealership Rating
Employee Rating

The staff is so friendly and helpful. I would recommend them to my family and friends. More

by r.baker0703
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Walter Washington

October 11, 2025

Dealership Rating
Employee Rating

Great service, nice waiting lounge, snack bar, clean environment, good prices, and friendly service members. More

by JIN.ULMER
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

October 01, 2025

Dealership Rating
Employee Rating

Pricing for oil change was reasonable, and they even washed the outside of the vehicle which was greatly appreciated More

by GDIEBLING
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

October 01, 2025

Dealership Rating
Employee Rating

Painless maintenance experience. I was well informed and my vehicle was taken care of as expected! More

by anthonyschutt
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

September 27, 2025

Dealership Rating
Employee Rating

Outstanding! Very happy with everyone here, no issues at all. Place is spotless! Great job guys, see ya again soon. I might just come up for the good eats a More

by dpollard66
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Joe Peters, Don Koch

September 24, 2025

Dealership Rating
Employee Rating

I have had amazing service with everyone I have come in contact with. They have all been amazing at helping me the car I wanted and the parts I ordered! More

by emp4655
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Joe Peters, Don Koch

September 23, 2025

Dealership Rating
Employee Rating

In and out very quickly. Very happy with the service I received and all done without an appointment More

by northiowamitch
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Blake Sobelman

September 15, 2025

Dealership Rating
Employee Rating

Best place ever. I bought my first car from them and they have been giving me exceptional service ever since. I only enjoy going here for my car maintenance because t More

by zipporah
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Hakeem Daring

September 14, 2025

Dealership Rating
Employee Rating

Nik was friendly, professional, and listened to what I needed for my vehicle. This dealership is friendly and clean and I really enjoy coming here, especially since it's so close to home. More

by Howdy!
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
1
...

Dealership Inventory (419 Vehicles)

new 2026 Buick Enclave car, priced at $49,043
2026 Buick Enclave
new
summit white exterior
Automatic
Front-wheel Drive
new 2026 GMC Terrain car, priced at $33,135
2026 GMC Terrain
new
Summit White exterior
Automatic
All-wheel Drive
new 2026 GMC Sierra 1500 car, priced at $73,414
2026 GMC Sierra 1500
new
Glacier White Tricoat exterior
Automatic
Four-wheel Drive
new 2026 GMC HUMMER EV Pickup car, priced at $109,185
2026 GMC HUMMER EV Pickup
new
Void Black exterior
Automatic
All-wheel Drive
new 2026 GMC Sierra 1500 car, priced at $74,644
2026 GMC Sierra 1500
new
Sterling Metallic exterior
Automatic
Four-wheel Drive
used 2016 Ford Explorer car, priced at $15,200
2016 Ford Explorer
used
Caribou Metallic exterior
Automatic
Front-wheel Drive