5 West Main Street Avon, CT 06488 |Driving Directions

Sullivan’s
O’Neill’s Chevrolet

5 West Main Street, Avon
860-677-1666

Sullivan Honda Northwest Hills
Chrysler Jeep Dodge Ram

2033 East Main Street, Torrington
860-482-0700

Northwest Hills
Chevrolet GMC Cadillac

2065 East Main Street, Torrington
860-482-0700

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2015 East Main Street, Torrington
860-496-0077

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GMC for sale in Avon, West Hartford, Torrington, Bristol, CT | Sullivan Automotive Group | (860) 626-5296

Used 2020 GMC Acadia AT4 Used 2020 GMC Acadia AT4 for sale in Avon, CT

Used 2020 GMC Acadia in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 49,801 miles
Engine: 3.6 6 Cyl.
Transmission: Automatic
Drivetrain: All Wheel Drive
Exterior Color: Carbon Black Metallic
Interior: Kalahari/jet Black Leather
VIN: 1GKKNLLS4LZ116556

Stock # 25155A

$25978 In stock

$25,978

Used 2020 GMC Acadia

AT4

49,801 miles

$25,978

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Used 2023 GMC Acadia SLT Used 2023 GMC Acadia SLT for sale in Avon, CT

Used 2023 GMC Acadia in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 25,544 miles
Engine: 3.6 6 Cyl.
Transmission: Automatic
Drivetrain: All Wheel Drive
Exterior Color: Sterling Metallic
Interior: Jet Black Leather
VIN: 1GKKNULS8PZ171538

Stock # 25-235A

$33589 In stock

$33,589

Used 2023 GMC Acadia

SLT

25,544 miles

$33,589

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Used 2023 GMC Acadia SLE Used 2023 GMC Acadia SLE for sale in Avon, CT

Mileage: 27,898 miles
Engine: 2 4 Cyl.
Transmission: Automatic
Drivetrain: All Wheel Drive
Exterior Color: Ebony Twilight Metallic
Interior: Jet Black Cloth
VIN: 1GKKNRL47PZ173604

Stock # 24-821A

$28520 In stock

$28,520

Used 2023 GMC Acadia

SLE

27,898 miles

$28,520

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Used 2016 GMC Canyon SLT Used 2016 GMC Canyon SLT for sale in Avon, CT

Used 2016 GMC Canyon in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 103,145 miles
Engine: 3.6 6 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Onyx Black
Interior: Black Leather
VIN: 1GTG6DE39G1280688

Stock # 25-613A

$19607 In stock

$19,607

Used 2016 GMC Canyon

SLT

103,145 miles

$19,607

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Used 2021 GMC Sierra 1500 Base Used 2021 GMC Sierra 1500 Base for sale in Avon, CT

Used 2021 GMC Sierra 1500 in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 35,900 miles
Engine: 4.3 6 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Summit White
Interior: Black Cloth
VIN: 1GTP9AEH4MZ184093

Stock # 25-678A

$31999 In stock

$31,999

Used 2021 GMC Sierra 1500

Base

35,900 miles

$31,999

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Used 2024 GMC Sierra 1500 SLT Used 2024 GMC Sierra 1500 SLT for sale in Avon, CT

Used 2024 GMC Sierra 1500 in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 32,743 miles
Engine: 5.3 8 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Summit White
Interior: Dark Walnut/slate Leather
VIN: 3GTUUDED6RG148980

Stock # 14577

$45991 In stock

$45,991

Used 2024 GMC Sierra 1500

SLT

32,743 miles

$45,991

Schedule a test drive

Used 2023 GMC Sierra 1500 AT4 Used 2023 GMC Sierra 1500 AT4 for sale in Avon, CT

Used 2023 GMC Sierra 1500 in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 35,846 miles
Engine: 3 6 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Titanium Rush Metallic
Interior: Jet Black With Kala Leather
VIN: 1GTUUEE83PZ125310

Stock # 14685

$49793 In stock

$49,793

Used 2023 GMC Sierra 1500

AT4

35,846 miles

$49,793

Schedule a test drive

Used 2021 GMC Sierra 1500 Elevation Used 2021 GMC Sierra 1500 Elevation for sale in Avon, CT

Mileage: 59,874 miles
Engine: 5.3 8 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Summit White
Interior: Jet Black Cloth
VIN: 1GTR9CED2MZ367669

Stock # 25-543A

$33597 In stock

$33,597

Used 2021 GMC Sierra 1500

Elevation

59,874 miles

$33,597

Schedule a test drive

Used 2024 GMC Sierra 1500 Elevation Used 2024 GMC Sierra 1500 Elevation for sale in Avon, CT

Mileage: 2,838 miles
Engine: 3 6 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Onyx Black
Interior: Black Cloth
VIN: 3GTUUCE86RG295149

Stock # 25-364A

$52998 In stock

$52,998

Used 2024 GMC Sierra 1500

Elevation

2,838 miles

$52,998

Schedule a test drive

Used 2019 GMC Sierra 1500 Elevation Used 2019 GMC Sierra 1500 Elevation for sale in Avon, CT

Used 2019 GMC Sierra 1500 in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 37,865 miles
Engine: 5.3 8 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Onyx Black
Interior: Jet Black Cloth
VIN: 1GTR9CED5KZ358395

Stock # 14742

$34340 In stock

$34,340

Used 2019 GMC Sierra 1500

Elevation

37,865 miles

$34,340

Schedule a test drive

Used 2024 GMC Sierra 1500 Elevation Used 2024 GMC Sierra 1500 Elevation for sale in Avon, CT

Mileage: 20,991 miles
Engine: 5.3 8 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Summit White
Interior: Jet Black Cloth
VIN: 1GTUUCED3RZ306508

Stock # 14757

$48457 In stock

$48,457

Used 2024 GMC Sierra 1500

Elevation

20,991 miles

$48,457

Schedule a test drive

Used 2016 GMC Sierra 1500 SLT Used 2016 GMC Sierra 1500 SLT for sale in Avon, CT

Used 2016 GMC Sierra 1500 in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 103,370 miles
Engine: 5.3 8 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Onyx Black
Interior: Jet Black Leather
VIN: 3GTU2NEC4GG285366

Stock # 25-375A

$25318 In stock

$25,318

Used 2016 GMC Sierra 1500

SLT

103,370 miles

$25,318

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Used 2025 GMC Sierra 1500 AT4 Used 2025 GMC Sierra 1500 AT4 for sale in Avon, CT

Used 2025 GMC Sierra 1500 in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 4,228 miles
Engine: 3 6 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Sterling Metallic
Interior: Jet Black With Kala Leather
VIN: 3GTUUEE81SG240299

Stock # X25-427B

$65258 In stock

$65,258

Used 2025 GMC Sierra 1500

AT4

4,228 miles

$65,258

Schedule a test drive

Used 2020 GMC Sierra 1500 SLE Used 2020 GMC Sierra 1500 SLE for sale in Avon, CT

Used 2020 GMC Sierra 1500 in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 57,410 miles
Engine: 5.3 8 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Onyx Black
Interior: Black Cloth
VIN: 1GTR9BED4LZ361154

Stock # 25-687A

$29991 In stock

$29,991

Used 2020 GMC Sierra 1500

SLE

57,410 miles

$29,991

Schedule a test drive

Used 2022 GMC Sierra 1500 AT4 Used 2022 GMC Sierra 1500 AT4 for sale in Avon, CT

Used 2022 GMC Sierra 1500 in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 106,552 miles
Engine: 3 6 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Onyx Black
Interior: Jet Black With Kala Leather
VIN: 1GTUUEET6NZ640867

Stock # 25-689A

$41991 In stock

$41,991

Used 2022 GMC Sierra 1500

AT4

106,552 miles

$41,991

Schedule a test drive

Used 2022 GMC Sierra 1500 Limited Elevation Used 2022 GMC Sierra 1500 Limited Elevation for sale in Avon, CT

Used 2022 GMC Sierra 1500 Limited in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 25,389 miles
Engine: 5.3 8 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Satin Steel Metallic
Interior: Jet Black Cloth
VIN: 3GTU9CEDXNG156893

Stock # 14710

$40820 In stock

$40,820

Used 2022 GMC Sierra 1500 Limited

Elevation

25,389 miles

$40,820

Schedule a test drive

Used 2024 GMC Sierra 2500hd SLE Used 2024 GMC Sierra 2500hd SLE for sale in Avon, CT

Used 2024 GMC Sierra 2500hd in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 41,390 miles
Engine: 6.6 8 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Titanium Rush Metallic
Interior: Black Cloth
VIN: 1GT49ME78RF125553

Stock # 25-022A

$52884 In stock

$52,884

Used 2024 GMC Sierra 2500hd

SLE

41,390 miles

$52,884

Schedule a test drive

Used 2022 GMC Sierra 2500hd Denali Used 2022 GMC Sierra 2500hd Denali for sale in Avon, CT

Used 2022 GMC Sierra 2500hd in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 29,903 miles
Engine: 6.6 8 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: White Frost Tricoat
Interior: Dark Walnut/dark As Leather
VIN: 1GT49REY4NF129082

Stock # 25-679A

$66779 In stock

$66,779

Used 2022 GMC Sierra 2500hd

Denali

29,903 miles

$66,779

Schedule a test drive

Used 2023 GMC Terrain AT4 Used 2023 GMC Terrain AT4 for sale in Avon, CT

Used 2023 GMC Terrain in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 28,452 miles
Engine: 1.5 4 Cyl.
Transmission: Automatic
Drivetrain: All Wheel Drive
Exterior Color: Summit White
Interior: Jet Black Leather
VIN: 3GKALYEG6PL261764

Stock # 14351

$25125 In stock

$25,125

Used 2023 GMC Terrain

AT4

28,452 miles

$25,125

Schedule a test drive

Used 2024 GMC Terrain SLE Used 2024 GMC Terrain SLE for sale in Avon, CT

Used 2024 GMC Terrain in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 12,268 miles
Engine: 1.5 4 Cyl.
Transmission: Automatic
Drivetrain: All Wheel Drive
Exterior Color: Summit White
Interior: Jet Black Cloth
VIN: 3GKALTEG4RL116759

Stock # 14734

$25117 In stock

$25,117

Used 2024 GMC Terrain

SLE

12,268 miles

$25,117

Schedule a test drive

Used 2022 GMC Terrain SLT Used 2022 GMC Terrain SLT for sale in Avon, CT

Used 2022 GMC Terrain in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 26,000 miles
Engine: 1.5 4 Cyl.
Transmission: Automatic
Drivetrain: All Wheel Drive
Exterior Color: Summit White
Interior: Jet Black Leather
VIN: 3GKALVEV3NL299415

Stock # 26-011AL

$25999 In stock

$25,999

Used 2022 GMC Terrain

SLT

26,000 miles

$25,999

Schedule a test drive

Used 2022 GMC Yukon Denali Used 2022 GMC Yukon Denali for sale in Avon, CT

Used 2022 GMC Yukon in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 67,846 miles
Engine: 6.2 8 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Onyx Black
Interior: Jet Black Leather
VIN: 1GKS2DKLXNR115360

Stock # 25-495A

$54998 In stock

$54,998

Used 2022 GMC Yukon

Denali

67,846 miles

$54,998

Schedule a test drive

Used 2021 GMC Yukon Denali Used 2021 GMC Yukon Denali for sale in Avon, CT

Used 2021 GMC Yukon in Avon, Connecticut | Sullivan Automotive Group. Avon, Connecticut

Mileage: 41,839 miles
Engine: 6.2 8 Cyl.
Transmission: Automatic
Drivetrain: Four Wheel Drive
Exterior Color: Hunter Green
Interior: Jet Black Leather
VIN: 1GKS2DKL8MR293931

Stock # 25-261A

$54780 In stock

$54,780

Used 2021 GMC Yukon

Denali

41,839 miles

$54,780

Schedule a test drive

Now viewing: Make » GMC | 1 - 23 of 23 | Page(s) 1 of 1

Showroom Hours

Monday 08:30 AM 08:00 PM

Tuesday 08:30 AM 08:00 PM

Wednesday 08:30 AM 08:00 PM

Thursday 08:30 AM 08:00 PM

Friday 08:30 AM 06:00 PM

Saturday 08:30 AM 05:00 PM

Sunday Closed

GMC for sale in Avon, West Hartford, Torrington, Bristol, CT | Sullivan Automotive Group | (860) 626-5296

Used 2020 GMC Acadia AT4 Used 2020 GMC Acadia AT4 for sale in Avon, CT

$25,978

Used 2023 GMC Acadia SLT Used 2023 GMC Acadia SLT for sale in Avon, CT

$33,589

Used 2023 GMC Acadia SLE Used 2023 GMC Acadia SLE for sale in Avon, CT

$28,520

Used 2016 GMC Canyon SLT Used 2016 GMC Canyon SLT for sale in Avon, CT

$19,607

Used 2021 GMC Sierra 1500 Base Used 2021 GMC Sierra 1500 Base for sale in Avon, CT

$31,999

Used 2024 GMC Sierra 1500 SLT Used 2024 GMC Sierra 1500 SLT for sale in Avon, CT

$45,991

Used 2023 GMC Sierra 1500 AT4 Used 2023 GMC Sierra 1500 AT4 for sale in Avon, CT

$49,793

Used 2021 GMC Sierra 1500 Elevation Used 2021 GMC Sierra 1500 Elevation for sale in Avon, CT

$33,597

Used 2024 GMC Sierra 1500 Elevation Used 2024 GMC Sierra 1500 Elevation for sale in Avon, CT

$52,998

Used 2019 GMC Sierra 1500 Elevation Used 2019 GMC Sierra 1500 Elevation for sale in Avon, CT

$34,340

Used 2024 GMC Sierra 1500 Elevation Used 2024 GMC Sierra 1500 Elevation for sale in Avon, CT

$48,457

Used 2016 GMC Sierra 1500 SLT Used 2016 GMC Sierra 1500 SLT for sale in Avon, CT

$25,318

Used 2025 GMC Sierra 1500 AT4 Used 2025 GMC Sierra 1500 AT4 for sale in Avon, CT

$65,258

Used 2020 GMC Sierra 1500 SLE Used 2020 GMC Sierra 1500 SLE for sale in Avon, CT

$29,991

Used 2022 GMC Sierra 1500 AT4 Used 2022 GMC Sierra 1500 AT4 for sale in Avon, CT

$41,991

Used 2022 GMC Sierra 1500 Limited Elevation Used 2022 GMC Sierra 1500 Limited Elevation for sale in Avon, CT

$40,820

Used 2024 GMC Sierra 2500hd SLE Used 2024 GMC Sierra 2500hd SLE for sale in Avon, CT

$52,884

Used 2022 GMC Sierra 2500hd Denali Used 2022 GMC Sierra 2500hd Denali for sale in Avon, CT

$66,779

Used 2023 GMC Terrain AT4 Used 2023 GMC Terrain AT4 for sale in Avon, CT

$25,125

Used 2024 GMC Terrain SLE Used 2024 GMC Terrain SLE for sale in Avon, CT

$25,117

Used 2022 GMC Terrain SLT Used 2022 GMC Terrain SLT for sale in Avon, CT

$25,999

Used 2022 GMC Yukon Denali Used 2022 GMC Yukon Denali for sale in Avon, CT

$54,998

Used 2021 GMC Yukon Denali Used 2021 GMC Yukon Denali for sale in Avon, CT

$54,780

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