Used 2020 GMC Sierra 2500HD for Sale near Temecula, CA
131 results
CarGurus Analysis:
2020 GMC Sierra 2500HD
With 1,322 currently listed for sale and an average price of $49,086.00, 32.4% of 2020 GMC Sierra 2500HD models for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2020 GMC Sierra 2500HD 4.88 / 5 stars.
73.1% of 2020 Sierra 2500HD models on CarGurus are accident free.
The 2020 GMC Sierra 2500HD features multiple powertrain options and a spacious cargo area, perfect for heavy-duty tasks.
CarGurus Analysis: 2020 GMC Sierra 2500HD
overall

Summary
With 1,322 currently listed for sale and an average price of $49,086.00, 32.4% of 2020 GMC Sierra 2500HD models for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2020 GMC Sierra 2500HD 4.88 / 5 stars.
73.1% of 2020 Sierra 2500HD models on CarGurus are accident free.
The 2020 GMC Sierra 2500HD features multiple powertrain options and a spacious cargo area, perfect for heavy-duty tasks.
Why it stands out
The 2020 GMC Sierra 2500HD is a standout in the heavy-duty truck segment, primarily due to its impressive power options and advanced towing capabilities. Available with either a powerful gas or diesel V8 engine, the Sierra 2500HD delivers robust performance with a maximum towing capacity of 18,510 pounds. This model has also introduced luxury elements, especially in the Denali trim, which enhances comfort and style with premium features like leather interiors, advanced infotainment systems, and driver assistance technologies. However, some owners have pointed out that while the Denali offers a luxurious experience, its interior materials could feel less upscale compared to competitors like the Ram 2500 Limited. This blend of rugged utility and refined features makes the Sierra 2500HD appealing to buyers who need a dependable workhorse that can also deliver on comfort for daily driving or family outings.
Other model years to consider
- Average price: $76,432.00
- Good/great deal percentage: 33.8%
- User rating: 5 / 5
- Total listings: 3,077
- Average price: $56,796.00
- Good/great deal percentage: 32.3%
- User rating: 4.33 / 5
- Total listings: 3,495
- Average price: $69,583.00
- Good/great deal percentage: 33.8%
- User rating: 3.86 / 5
- Total listings: 3,628
This analysis is based on CarGurus' proprietary market data from March 23, 2026, CarGurus experts' opinions, and generative AI.
Relevant articles

2026 GMC Sierra 2500HD Pricing, Specs, and Release Date
Aside from a freshened color palette and broader availability of the trick MultiPro Tailgate, the 2026 GMC Sierra 2500HD full-size pickup truck soldiers on as a premium workhorse capable of towing up to 20,000 pounds in luxurious style.

2025 GMC Sierra 2500HD Pricing, Specs, and Release Date
Slotted between the light-duty 1500 and the ultra-tough 3500HD, the 2025 GMC Sierra 2500HD balances immense capability with the comfort and latest amenities expected from today's truck buyers. Upgrades for 2025 include a newly standard trailer brake controller.

Who Makes GMC Cars?
GMC is an American automaker that builds premium trucks and SUVs with capability and comfort as selling points. GMC is a division of General Motors and all of its vehicles share platforms with other GM products. Certain products, like its trucks, are very closely related to Chevrolet products.
4.9 Overall rating
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David S
Reviewed a 2020 GMC Sierra 2500HD on Dec 28, 2023
The GMC 2500 HD is the truck for me. Like all the other major brands of trucks the price is in the same range. The diesel engine and 4x4 is about good as it gets. For work or play GMC is the way!!
William A
Reviewed a 2020 GMC Sierra 2500HD on Oct 10, 2021
One of the finest tow vehicles available. Comfort, tow capacity, reliability and just all around great looking. Can’t go wrong.
Brad W
Reviewed a 2020 GMC Sierra 2500HD on Oct 19, 2020
well only had truck for several days but so far it drives and rides very nice, the AT4 option package is makes this a very comfortable ride.
Anonymous
Reviewed a 2020 GMC Sierra 2500HD on Oct 4, 2020
Awesome vehicle, great features, and pretty reasonably priced. I love it
2020 GMC Sierra 2500HD Trims
| Trim type | MSRP |
|---|---|
| SLT Double Cab 4WD | $53,800 |
| Base Double Cab 4WD | $41,200 |
| SLE Double Cab 4WD | $42,600 |
| Base Crew Cab 4WD | $43,000 |
| SLE Crew Cab 4WD | $44,400 |
| SLT Crew Cab 4WD | $55,600 |
| AT4 Crew Cab 4WD | $58,300 |
| Denali Crew Cab 4WD | $64,300 |
2020 GMC Sierra 2500HD Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2020 GMC Sierra 2500HD prices has changed over time.
See more price trends





![[GBA] Onyx Black 2021 GMC Sierra 2500HD SLT Crew Cab 4WD Pickup Truck Four-Wheel Drive Automatic](https://static.cargurus.com/images/forsale/2026/03/23/17/36/2021_gmc_sierra_2500hd-pic-5605113221966507057-1024x768.jpeg?io=true&width=640&height=480&fit=bounds&format=jpg&auto=webp)



