New Buick & GMC Available in St. Louis at Dave Sinclair Buick GMC

Choose from a wide selection of new Buick & GMC vehicles at Dave Sinclair Buick GMC in St. Louis, Missouri.

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344 records matched your criteria. Records 211 - 231 shown below.

2026 GMC Sierra 2500HD SLE

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

25 pictures

Exterior : Sterling Metallic - Gray

Interior : Jet Black Leather

Mileage : 13

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T260854
VIN : 1GT4UMEY9TF193598

City :

Hwy :

Price : $63,963Admin Fee : $619Sale Price : $64,582

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2026 GMC Sierra 2500HD SLE

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

24 pictures

Exterior : Summit White - White

Interior : Jet Black Cloth

Mileage : 2

Transmission : Automatic

Engine : 6.6L V8

Drive Type : Four Wheel Drive

Horsepower : 401 @ 5200 rpm

Cylinders : 8

Fuel : Gasoline

MPG : City / HWY

Stock : T261313
VIN : 1GT3UME74TF285298

City :

Hwy :

Price : $50,792Admin Fee : $619Sale Price : $51,411

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2026 GMC Sierra 2500HD Denali Ultimate

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Downpour Metallic - Blue

Interior : Alpine Umber Leather

Mileage : 50

Transmission : Automatic

Engine : Duramax 6.6L Turbo-Diesel V8 / B20-Diesel compatible

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : LT261340
VIN : 1GT4UXEY8TF280152

City :

Hwy :

Price : $122,046Admin Fee : $619Sale Price : $122,665

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2026 GMC Sierra 2500HD Denali Ultimate

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Sterling Metallic - Gray

Interior : Alpine Umber Leather

Mileage : 57

Transmission : Automatic

Engine : Duramax 6.6L Turbo-Diesel V8 / B20-Diesel compatible

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : LT261331
VIN : 1GT4UXEY6TF279727

City :

Hwy :

Price : $124,382Admin Fee : $619Sale Price : $125,001

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2026 GMC Sierra 2500HD Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Onyx Black - Black

Interior : Atmosphere/Brownstone Leather

Mileage : 6

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261367
VIN : 1GT4UREY3TF289076

City :

Hwy :

Price : $80,707Admin Fee : $619Sale Price : $81,326

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2026 GMC Sierra 2500HD Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Onyx Black - Black

Interior : Jet Black Leather

Mileage : 5

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261366
VIN : 1GT4UREY3TF288932

City :

Hwy :

Price : $80,707Admin Fee : $619Sale Price : $81,326

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2026 GMC Sierra 2500HD SLE

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

25 pictures

Exterior : Sterling Metallic - Gray

Interior : Jet Black Cloth

Mileage : 6

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261437
VIN : 1GT4UMEY1TF296062

City :

Hwy :

Price : $66,149Admin Fee : $619Sale Price : $66,768

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2026 GMC Sierra 2500HD SLE

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

25 pictures

Exterior : Summit White - White

Interior : Jet Black Cloth

Mileage : 5

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261453
VIN : 1GT4UMEY3TF295544

City :

Hwy :

Price : $65,169Admin Fee : $619Sale Price : $65,788

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2026 GMC Sierra 2500HD AT4

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Volcanic Red Tintcoat - Red

Interior : Jet Black with Kalahari accents Leather

Mileage : 5

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261493
VIN : 1GT4UPEY5TF311020

City :

Hwy :

Price : $80,492Admin Fee : $619Sale Price : $81,111

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2026 GMC Sierra 2500HD Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Onyx Black - Black

Interior : Jet Black Leather

Mileage : 5

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261503
VIN : 1GT4UREY0TF313124

City :

Hwy :

Price : $79,757Admin Fee : $619Sale Price : $80,376

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2026 GMC Sierra 2500HD AT4

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

27 pictures

Exterior : Sterling Metallic - Gray

Interior : Jet Black with Kalahari accents Leather

Mileage : 6

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261507
VIN : 1GT4UPEY1TF311015

City :

Hwy :

Price : $80,356Admin Fee : $619Sale Price : $80,975

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2026 GMC Sierra 2500HD Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Sterling Metallic - Gray

Interior : Jet Black Leather

Mileage : 5

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261519
VIN : 1GT4UREY6TF317601

City :

Hwy :

Price : $79,757Admin Fee : $619Sale Price : $80,376

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2026 GMC Sierra 2500HD SLT

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

25 pictures

Exterior : Sterling Metallic - Gray

Interior : Jet Black Leather

Mileage : 2

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261542
VIN : 1GT4UNEY7TF322606

City :

Hwy :

Price : $68,143Admin Fee : $619Sale Price : $68,762

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2026 GMC Sierra 2500HD Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Summit White - White

Interior : Atmosphere/Brownstone Leather

Mileage : 5

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261555
VIN : 1GT4UREY5TF318240

City :

Hwy :

Price : $79,753Admin Fee : $619Sale Price : $80,372

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2026 GMC Sierra 2500HD AT4

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

27 pictures

Exterior : Onyx Black - Black

Interior : Jet Black with Kalahari accents Leather

Mileage : 9

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261550
VIN : 1GT4UPEY9TF316981

City :

Hwy :

Price : $81,691Admin Fee : $619Sale Price : $82,310

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2026 GMC Sierra 2500HD Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Onyx Black - Black

Interior : Jet Black Leather

Mileage : 3

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261552
VIN : 1GT4UREY0TF318291

City :

Hwy :

Price : $80,209Admin Fee : $619Sale Price : $80,828

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2026 GMC Sierra 2500HD SLT

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

25 pictures

Exterior : Summit White - White

Interior : Jet Black Leather

Mileage : 2

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261549
VIN : 1GT4UNEY2TF324151

City :

Hwy :

Price : $67,695Admin Fee : $619Sale Price : $68,314

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2026 GMC Sierra 2500HD Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Summit White - White

Interior : Jet Black Leather

Mileage : 4

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261553
VIN : 1GT4UREY1TF317439

City :

Hwy :

Price : $79,753Admin Fee : $619Sale Price : $80,372

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2026 GMC Sierra 2500HD Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Onyx Black - Black

Interior : Jet Black Leather

Mileage : 4

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261554
VIN : 1GT4UREY3TF317510

City :

Hwy :

Price : $80,209Admin Fee : $619Sale Price : $80,828

View Details Check Availability Finance Application

2026 GMC Sierra 2500HD Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Summit White - White

Interior : Jet Black Leather

Mileage : 5

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261588
VIN : 1GT4UREY0TF317741

City :

Hwy :

Price : $79,753Admin Fee : $619Sale Price : $80,372

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2026 GMC Sierra 2500HD SLE

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

25 pictures

Exterior : Summit White - White

Interior : Jet Black Cloth

Mileage : 6

Transmission : Automatic

Engine : 6.6L V8

Drive Type : Four Wheel Drive

Horsepower : 401 @ 5200 rpm

Cylinders : 8

Fuel : Gasoline

MPG : City / HWY

Stock : T261587
VIN : 1GT4UME74TF328977

City :

Hwy :

Price : $58,018Admin Fee : $619Sale Price : $58,637

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