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Used Cars for Sale
GMC
Sierra 3500
SLT
Used GMC Sierra 3500 SLT for Sale in Fountain, CO
80817
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Sierra 3500
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(26)
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(16)
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(1)
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(1)
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(1)
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LPO, Hitch Package, Gooseneck Ball and Chain Tiedown Kit With Case
Z71 Off-Road Package
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Snow Plow Prep/Camper Package
Gooseneck/5TH Wheel Package
Gooseneck/5TH Wheel Prep Package
LPO, Assist Step and Floor Liner Package
All-Terrain HD Package, For Crew Cab Models Only
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Mocha Steel Metallic Edition
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Skid Plate Package
LPO, GMC Protection Package
All-Terrain HD Package
Entertainment Package
Graphite Blue Metallic Edition
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GMC
Models
Sierra 3500
Acadia
(26)
Caballero
Canyon
(16)
Envoy
(1)
Envoy XL
Envoy XUV
G1500
G2500
G3500
Hummer EV
(1)
Jimmy
Other GMC Models
S15 Jimmy
S15 Pickup
Safari
Savana 1500
Savana 2500
(1)
Savana 3500
Savana 4500
Sierra 1500
(127)
Sierra 2500
(45)
Sierra 3500
(13)
Sierra EV
Sonoma
(1)
Suburban
Syclone
Terrain
(35)
TopKick C4500
TopKick C5500
Typhoon
Yukon
(36)
Yukon XL
(31)
Sierra 3500 Trims
SLT
AT4
(1)
Classic SL
Classic SLE
Classic W/T
Denali
(3)
Denali Ultimate
(2)
Pro
SL
SLE
(2)
SLT
(3)
W/T
SLT Package
Any
Onstar Plus Package
SLT Preferred Package
LPO, Hitch Package
SLT Premium Plus Package
Sun And Navigation Package
SLT Convenience Package
(1)
License Plate Front Mounting Package
Snow Plow Prep Package
Entertainment Package, Rear Seat DVD Player
Convenience Package
Gooseneck/5th Wheel Prep Package
X31 Off-Road and Protection Package
(1)
Texas SLT Premium Package
Driver Alert Package II
EZ-Lift Tailgate Package
Sierra HD Pro Safety Plus Package
LPO, Cargo Convenience Package
LPO, GMC Interior Protection Package
Heavy Duty Front Spring/Camper Package
X31 Off-Road Package
Entertainment Package, Rear Seat DVD/Blu-Ray Player
LPO, Black Badging Package
SLT Premium Package
(1)
Duramax Plus Package
Skid Plate Package, Frame-Mounted Shields
(1)
Suspension Package, Off-Road
Texas Edition SLT Premium Plus Package
Heavy-Duty Power Package
(1)
Driver Alert Package I
Driver Alert Package
LPO, Protection Package
Gooseneck/5TH Wheel Prep Package -- Hitch Platform to Accept Gooseneck or Fifth Wheel Hitch.
LPO, Hitch Package, Gooseneck Ball and Chain Tiedown Kit With Case
Z71 Off-Road Package
LPO, On The Job Package
Snow Plow Prep/Camper Package
Gooseneck/5TH Wheel Package
Gooseneck/5TH Wheel Prep Package
LPO, Assist Step and Floor Liner Package
All-Terrain HD Package, For Crew Cab Models Only
Technology Package
Mocha Steel Metallic Edition
SLT Preferred Equipment Group
Skid Plate Package
LPO, GMC Protection Package
All-Terrain HD Package
Entertainment Package
Graphite Blue Metallic Edition
Add Another Make
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(2)
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(3)
Manufacturer Certified
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Third-Party Certified
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Used
(3)
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Medium
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Sponsored by Alpine Buick GMC South
Hide
New 2026 GMC Sierra 3500 SLT w/ SLT Premium Package
79,060
MSRP
$86,060
See estimated payment
Dealer Fees Included
Similar Match
145
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Used
2026 GMC Sierra 3500
SLT
355 mi
79,899
See payment
No Accidents
Used
2026 GMC Sierra 3500
SLT
355 mi
79,899
See payment
No Accidents
Used
2014 GMC Sierra 3500
SLT
217K mi
28,900
See payment
No Accidents
Used
2005 GMC Sierra 3500
SLT
189K mi
18,989
See payment
No Accidents
Sponsored
Item 1 of 1.
Used
2005 GMC Sierra 3500
SLT
189K mi
18,989
See payment
No Accidents
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