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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478 records matched your criteria. Records 253 - 273 shown below.

2026 GMC Sierra 2500HD AT4X

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

- NEW -

26 pictures

Exterior : Summit White - White

Interior : Obsidian Rush 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 : T261384
VIN : 1GT4UZEY0TF289052

City :

Hwy :

Price : $90,281Admin Fee : $619Sale Price : $90,900

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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 : Dark Walnut/Slate 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 : T261403
VIN : 1GT4UNEY3TF293346

City :

Hwy :

Price : $72,973Admin Fee : $619Sale Price : $73,592

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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 : $69,033Admin Fee : $619Sale Price : $69,652

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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 : $68,047Admin Fee : $619Sale Price : $68,666

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2026 GMC Sierra 2500HD AT4

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

- NEW -

26 pictures

Exterior : Summit White - White

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 : T261486
VIN : 1GT4UPEY9TF311022

City :

Hwy :

Price : $80,792Admin Fee : $619Sale Price : $81,411

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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 : $81,383Admin Fee : $619Sale Price : $82,002

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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 : 5

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T261504
VIN : 1GT4UREY6TF313113

City :

Hwy :

Price : $78,110Admin Fee : $619Sale Price : $78,729

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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 : $78,548Admin Fee : $619Sale Price : $79,167

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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 : $81,246Admin Fee : $619Sale Price : $81,865

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2026 GMC Sierra 2500HD Denali

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

- NEW -

26 pictures

Exterior : Downpour Metallic - Blue

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 : T261517
VIN : 1GT4UREY0TF317688

City :

Hwy :

Price : $78,548Admin Fee : $619Sale Price : $79,167

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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 : $78,548Admin Fee : $619Sale Price : $79,167

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2026 GMC Sierra 2500HD Denali

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

- NEW -

26 pictures

Exterior : Glacier White Tricoat - White

Interior : Jet Black 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 : T261518
VIN : 1GT4UREY6TF317422

City :

Hwy :

Price : $79,079Admin Fee : $619Sale Price : $79,698

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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 : $69,466Admin Fee : $619Sale Price : $70,085

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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 : $78,559Admin Fee : $619Sale Price : $79,178

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2026 GMC Sierra 2500HD AT4

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

- NEW -

Exterior : Onyx Black - (Black)

Interior : Jet Black With Kalahari Accents

Mileage : 1

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 : $78,999Admin Fee : $619Sale Price : $79,618

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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 : $69,026Admin Fee : $619Sale Price : $69,645

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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 V8

Drive Type : Four Wheel Drive

Horsepower : 401 @ 5200 rpm

Cylinders : 8

Fuel : Gasoline

MPG : City / HWY

Stock : T261551
VIN : 1GT4URE70TF323255

City :

Hwy :

Price : $70,108Admin Fee : $619Sale Price : $70,727

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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 : $78,559Admin Fee : $619Sale Price : $79,178

View Details Check Availability Finance Application

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 : $78,999Admin Fee : $619Sale Price : $79,618

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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 : 5

Transmission : Automatic

Engine : 6.6L V8

Drive Type : Four Wheel Drive

Horsepower : 401 @ 5200 rpm

Cylinders : 8

Fuel : Gasoline

MPG : City / HWY

Stock : T261586
VIN : 1GT4UME72TF328542

City :

Hwy :

Price : $58,791Admin Fee : $619Sale Price : $59,410

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