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Used
2020 GMC Sierra 1500 trucks
for sale
near
Newton, MA
- Down Payment
- $0
- Net trade-in value
- $0
- Months
- 72
- APR
- 7.0%
- Sales tax
- 0.0%
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.






Used
2020 GMC Sierra 1500 AT4
Vehicle information
Features
Reviews
All very nice cars all gone over too to bottom you can
All very nice cars all gone over too to bottom you can tell they have their heart in the business. Just bought my 2nd vehicle and everything when smoothly.thank you again Jason
Great truck!
I bought my 2020 with 36k miles a couple of years ago and I now have 60k miles of trouble free very enjoyable driving. It was expensive, but worth every penny. The ride is so quiet and comfortable my wife and I prefer traveling in it instead of our 2018 Acura MDX which we also love. The 5.3 V8 has plenty of power and towing ability. The multi-function tail gate is genius, I hope to never be without one again. We so enjoy all the bells and whistles, especially the wireless phone charger. So glad I bought this truck!
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2020 GMC Sierra 1500 SLT
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2020 GMC Sierra 1500 Denali
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Used
2020 GMC Sierra 1500 Denali
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GMC Certified
2020 GMC Sierra 1500 AT4
Vehicle information
Features






Used
2020 GMC Sierra 1500 AT4
Vehicle information
Features






Used
2020 GMC Sierra 1500 Denali
Vehicle information
Features






GMC Certified
2020 GMC Sierra 1500 Denali
Vehicle information
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Used
2020 GMC Sierra 1500 Denali
Vehicle information
Features
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GMC Sierra 1500 prices by year
Model year | Average price | Deals |
---|---|---|
2026 GMC Sierra 1500 | $64,263 | |
2025 GMC Sierra 1500 | $58,841 | 5 Great deals |
2024 GMC Sierra 1500 | $53,026 | 27 Good deals |
2023 GMC Sierra 1500 | $48,497 | 33 Good deals |
2022 GMC Sierra 1500 | $45,378 | 16 Good deals |
2021 GMC Sierra 1500 | $40,911 | 6 Great deals |
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.
Research the 2020 GMC Sierra 1500
Compare the 2020 GMC Sierra 1500
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This vehicle is certified pre-owned, backed by a manufacturer warranty, and typically undergoes a rigorous multi-point inspection to ensure quality and reliability.
This vehicle is currently in high demand given its competitive price, desirable features, and overall condition, and may have a higher chance of selling quickly.