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Used GMC Sierra 3500HD for Sale in Longmont, CO

The perfect GMC Sierra 3500HD is right here at Bumper. See every GMC Sierra 3500HD for sale in Longmont, CO all in one place.

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Showing 1 - 19 of 19

The perfect GMC Sierra 3500HD is right here at Bumper. See every GMC Sierra 3500HD for sale in Longmont, CO all in one place.

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New

New 2024 GMC Sierra 3500HD Crew Cab Long Box 4-Wheel Drive Denali
VIN: 1GT49WEY5RF235156

$91,975

Vehicle Mileage Mileage:
0
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
Black ext, Black int
Vehicle Body Type Body Type:
Pickup
New

New 2024 GMC Sierra 3500HD Crew Cab Long Box 4-Wheel Drive Denali Ultimate
VIN: 1GT49YEY4RF213256

$98,865

Vehicle Mileage Mileage:
0
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
Black ext
Vehicle Body Type Body Type:
Pickup
New

New 2024 GMC Sierra 3500HD Crew Cab Standard Box 4-Wheel Drive AT4
VIN: 1GT49VEY9RF201506

$86,670

Vehicle Mileage Mileage:
0
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
White ext, Black int
Vehicle Body Type Body Type:
Pickup
Used

2016 GMC Sierra 3500HD Denali
VIN: 1GT42YE85GF116357

$36,995

Vehicle Mileage Mileage:
240,885
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
White ext, Black int
Vehicle Body Type Body Type:
Pickup
Used

2018 GMC Sierra 3500HD Denali
VIN: 1GT42YEY4JF252647

$59,040

Vehicle Mileage Mileage:
110,011
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
White ext, Brown int
Vehicle Body Type Body Type:
Pickup
New

2024 GMC GMC^^^Sierra 3500HD
VIN: 1GT49YEY3RF166477

$99,555

Vehicle Mileage Mileage:
0
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
Black ext, Brown int
Vehicle Body Type Body Type:
Pickup
Used

2017 GMC Sierra 3500HD
VIN: 1GD42VCY5HF240269

$46,136

Check Bumper.com 1 owner

Vehicle Mileage Mileage:
89,954
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
White ext, Black int
Vehicle Body Type Body Type:
Chassis Cab
Used

2008 GMC Sierra 3500HD SLT
VIN: 1GTJK33688F183530

$24,999

Vehicle Mileage Mileage:
201,991
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
Gray ext, Gray int
Vehicle Body Type Body Type:
Pickup
Used

2008 GMC Sierra 3500HD SLE2
VIN: 1GTJK33658F140148

$31,999

Check Bumper.com Clean title

Vehicle Mileage Mileage:
133,962
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
White ext, Black int
Vehicle Body Type Body Type:
Pickup
New

New 2023 GMC Sierra 3500HD Crew Cab Long Box 4-Wheel Drive AT4
VIN: 1GT49VEYXPF169839

$86,880

Vehicle Mileage Mileage:
0
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
White ext, Black int
Vehicle Body Type Body Type:
Pickup
New

New 2023 GMC Sierra 3500HD Crew Cab Long Box 4-Wheel Drive Denali
VIN: 1GT49WEY0PF171864

$88,485

Vehicle Mileage Mileage:
0
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
Blue ext, Black int
Vehicle Body Type Body Type:
Pickup
New

New 2023 GMC Sierra 3500HD Crew Cab Long Box 4-Wheel Drive AT4
VIN: 1GT49VEYXPF169890

$87,375

Vehicle Mileage Mileage:
0
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
Black int
Vehicle Body Type Body Type:
Pickup
New

New 2023 GMC Sierra 3500HD Crew Cab Long Box 4-Wheel Drive Denali
VIN: 1GT49WEY4PF170703

$89,085

Vehicle Mileage Mileage:
0
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
White ext, Gray int
Vehicle Body Type Body Type:
Pickup
New

New 2023 GMC Sierra 3500HD Crew Cab Long Box 4-Wheel Drive AT4
VIN: 1GT49VEY9PF169878

$87,375

Vehicle Mileage Mileage:
0
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
Black ext, Black int
Vehicle Body Type Body Type:
Pickup
New

New 2023 GMC Sierra 3500HD Crew Cab Long Box 4-Wheel Drive Denali
VIN: 1GT49WEY5PF139394

$90,985

Vehicle Mileage Mileage:
0
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
Black int
Vehicle Body Type Body Type:
Pickup
New

New 2023 GMC Sierra 3500HD Crew Cab Long Box 4-Wheel Drive Denali
VIN: 1GT49WEY4PF140570

$91,135

Vehicle Mileage Mileage:
6
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
Red ext, Black int
Vehicle Body Type Body Type:
Pickup
New

New 2022 GMC Sierra 3500HD Crew Cab Long Box 4-Wheel Drive Denali
VIN: 1GT49WEY3NF359534

$86,400

Vehicle Mileage Mileage:
10
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
Black ext, Black int
Vehicle Body Type Body Type:
Pickup
New

New 2023 GMC Sierra 3500HD Crew Cab Long Box 4-Wheel Drive Denali
VIN: 1GT49WEY7PF158173

$91,585

Vehicle Mileage Mileage:
0
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
White ext, Gray int
Vehicle Body Type Body Type:
Pickup
New

New 2023 GMC Sierra 3500HD Crew Cab Long Box 4-Wheel Drive Denali
VIN: 1GT49WEY6PF158262

$90,985

Vehicle Mileage Mileage:
0
Vehicle Location Location:
Longmont, CO
Vehicle Color Color:
Blue ext, Gray int
Vehicle Body Type Body Type:
Pickup