2015
GMC Sierra 3500
Starts at:
$53,995

Notable features
Redesigned for 2015
OnStar with 4G LTE and Wi-Fi hot-spot capability available
Bi-fuel version can run on gasoline or CNG
Gas or diesel V-8 also offered
Luxurious Denali model available
The good & the bad
The good
Overall range of power, looks, utility and comfort
Standard trailer-sway control
Refined interior
The bad
Manual transmission not offered
Available cars near you
-
$16,98821 mi away
-
$38,98842 mi away
-
$42,00157 mi away
-
$41,500105 mi away
-
$19,900119 mi away
-
Not Priced121 mi away
Factory warranties
New car program benefits
Basic
3 years / 36,000 miles
Corrosion
3 years / 36,000 miles
Powertrain
5 years / 100,000 miles
Maintenance
2 years / 24,000 miles
Roadside Assistance
5 years / 100,000 miles
Certified Pre-Owned program benefits
Age / mileage
5 model years or newer / up to 75,000 miles
Basic
12 months / 12,000 miles bumper-to-bumper original warranty, then may continue to 6 years / 100,000 miles limited (depending on variables)
Dealer certification
172-point inspection
Compare similar vehicles
Select cars to compare for more detailed info.
-
2015GMC Sierra 3500Starts at$32,3502Seat capacityGas/Ethanol V8EngineRear-wheel driveDrivetrain3,305 lbsPayload Capacity17,100 lbsTowing Capacity
Compare -
2018Chevrolet Silverado 2500Starts at$34,4003Seat capacityGas/Ethanol V8EngineRear-wheel driveDrivetrain3,559 lbsPayload Capacity14,500 lbsTowing Capacity
Compare -
2016GMC Sierra 2500Starts at$33,5353Seat capacityGas/Ethanol V8EngineRear-wheel driveDrivetrain2,368 lbsPayload Capacity13,000 lbsTowing Capacity
Compare -
2014Chevrolet Silverado 3500Starts at$33,5853Seat capacityGas/Ethanol V8EngineRear-wheel driveDrivetrain7,222 lbsPayload Capacity14,500 lbsTowing Capacity
Compare -
2014GMC Sierra 3500Starts at$33,5853Seat capacityGas/Ethanol V8EngineRear-wheel driveDrivetrain5,914 lbsPayload Capacity22,300 lbsTowing Capacity
Compare -
Compare more optionsUse our comparison tool to add any vehicle of your choice and see a full list of specifications and features side-by-side.
Try it now
Most recent
2015 All rusted,thé cab Is taking
2015 bought new,rust everywhere,the cab in the back,Is All loose,have to buy a new one,motor All done,and i only drive for milk with it, agropure,im Miramichi
- Purchased a New car
- Used for Commuting
- Does not recommend this car
Versatile and comfortable hauler
This SRW truck carries a slide-in truck camper and tows a boat when it's not a daily driver. The gas 6.0L is very capable to handle both and the truck is comfortable riding when not loaded down. Reliable engine and truck.
- Purchased a New car
- Used for Towing
- Does recommend this car
Latest news from cars.com

Featured
GM Issues Airbag Recall for 410,000 Chevrolet Silverados, GMC Sierras
Some 410,000 model-year 2015-16 Chevrolet Silverado and GMC Sierra 1500, 2500 and 3500 trucks are being recalled for an issue with the roof rail airbag.
Read more
3.5 Million 2014-2018 Cadillac, Chevrolet and GMC SUVs and Pickup Trucks: Recall Alert
Approximately 3.5 million Cadillac SUVs and Chevrolet and GMC pickup trucks and SUVs are being recalled for a vacuum pump.
41,000 2014-2017 Buick, Cadillac, Chevrolet and GMC Vehicles: Recall Alert
Approximately 41,000 vehicles manufactured by GM are being recalled.
2015 Chevrolet Silverado and GMC Sierra Trucks Missing Seal
GMC dealers near you
Mark Wahlberg Buick GMC Twins Buick GMC Lindsay Buick Gmc Ricart Chevrolet Buick GMC Ricart Buick GMC Coughlin Chevrolet of Pataskala Lash Chevrolet Chesrown Chevrolet GMC Braden GMC Coughlin Chevy, GMC, Buick Coughlin Circleville Coughlin Chevrolet Buick GMC of Circleville Dave Kehl Chevrolet Coughlin Chevrolet Buick GMC of Newark Coughlin GM of Newark SVG Chevrolet Buick GMC and Cadillac Chevrolet GMC of Mount Vernon SVG Urbana Coughlin Chillicothe SVG Buick GMC Springfield Fredericktown Chevrolet Inc McDaniel GM Superstore Steve Austin's Auto Group
FAQ
What trim levels are available for the 2015 GMC Sierra 3500?
The 2015 GMC Sierra 3500 is available in 4 trim levels:
- (28 styles)
- Denali (8 styles)
- SLE (28 styles)
- SLT (12 styles)
What are some similar vehicles and competitors of the 2015 GMC Sierra 3500?
The 2015 GMC Sierra 3500 compares to and/or competes against the following vehicles:
Is the 2015 GMC Sierra 3500 reliable?
The 2015 GMC Sierra 3500 has an average reliability rating of 4.5 out of 5 according to cars.com consumers. Find real-world reliability insights within consumer reviews from 2015 GMC Sierra 3500 owners.
Is the 2015 GMC Sierra 3500 a good Truck?
Below are the cars.com consumers ratings for the 2015 GMC Sierra 3500. 91.7% of drivers recommend this vehicle.
- Comfort: 4.6
- Interior: 4.7
- Performance: 4.7
- Value: 4.4
- Exterior: 4.7
- Reliability: 4.5
GMC Sierra 3500 history
-
2025 GMC Sierra 3500 -
2024 GMC Sierra 3500 -
2023 GMC Sierra 3500 -
2022 GMC Sierra 3500 -
2021 GMC Sierra 3500 -
2020 GMC Sierra 3500 -
2019 GMC Sierra 3500 -
2018 GMC Sierra 3500
Your list was successfully saved.
Your comparisons