Used 2021 GMC Sierra 1500 for SaleNationwide
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Combined gas mileage:
- 15 L/100km
- Fuel type:
- Gasoline
- Transmission:
- 8-Speed Automatic
- Mileage:
- 72,332
- Stock #:
- SM0073
- VIN:
- 1GTU9BED5MZ273077
2021 GMC Sierra 1500
SLE Crew Cab 4WD
72,332 km
$35,968
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 310 hp 2.7L I4
- Exterior colour:
- Black
- Combined gas mileage:
- 13 L/100km
- Fuel type:
- Gasoline
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 100,300
- Stock #:
- 304056
- VIN:
- 3GTPUCEK6NG676518
2022 GMC Sierra 1500
Elevation Crew Cab 4WD
100,300 km
$37,499
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior colour:
- Black
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 163,124
- Stock #:
- 402870U
- VIN:
- 3GTU9CED4MG402870
-$1,560
2021 GMC Sierra 1500
Elevation Crew Cab 4WD
163,124 km
$31,486
$29,926
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior colour:
- White
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 13,000
- Stock #:
- 380921
- VIN:
- 3GTPUEEL5NG560635
2022 GMC Sierra 1500
AT4 Crew Cab 4WD
13,000 km
$57,608
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Combined gas mileage:
- 10 L/100km
- Fuel type:
- Diesel
- Transmission:
- Automatic
- Mileage:
- 97,868
- Stock #:
- 26T240A
- VIN:
- 3GTUUGET9NG525403
2022 GMC Sierra 1500
Denali Crew Cab 4WD
97,868 km
$44,988
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior colour:
- Gray
- Combined gas mileage:
- 10 L/100km
- Fuel type:
- Diesel
- Interior colour:
- Jet Black with Kalahari accents
- Transmission:
- Automatic
- Mileage:
- 84,604
- Stock #:
- X4493
- VIN:
- 3GTUUEETXNG557815
2022 GMC Sierra 1500
AT4 Crew Cab 4WD
84,604 km
$47,495
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior colour:
- Silver
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 146,789
- VIN:
- 3GTU9BED1MG336675
2021 GMC Sierra 1500
SLE Crew Cab 4WD
146,789 km
$29,999
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 184,754
- Stock #:
- 478590U
- VIN:
- 3GTU9CED4MG478590
2021 GMC Sierra 1500
Elevation Crew Cab 4WD
184,754 km
$26,718
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior colour:
- Silver
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 179,095
- Stock #:
- DGN114
- VIN:
- 3GTU9DED1MG358543
2021 GMC Sierra 1500
SLT Crew Cab 4WD
179,095 km
$29,998
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior colour:
- White
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 164,000
- VIN:
- 1GTU9BED0LZ184760
2020 GMC Sierra 1500
SLE Crew Cab 4WD
164,000 km
$29,999
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 125,503
- Stock #:
- 53131U
- VIN:
- 3GTU9FEL6MG105981
2021 GMC Sierra 1500
Denali Crew Cab 4WD
125,503 km
$44,699
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior colour:
- Black
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 99,193
- Stock #:
- 722PCU
- VIN:
- 3GTU9DED5MG424155
2021 GMC Sierra 1500
SLT Crew Cab 4WD
99,193 km
$41,000
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior colour:
- White
- Combined gas mileage:
- 14 L/100km
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 58,530
- Stock #:
- FM300538A
- VIN:
- 3GTU9FEL1MG343057
-$1,011
2021 GMC Sierra 1500
Denali Crew Cab 4WD
58,530 km
$50,466
$49,455
CarGurus Analysis:
2021 GMC Sierra 1500
With 517 currently listed for sale and an average price of $40,552.00 CAD, 29.4% of 2021 GMC Sierras for sale on CarGurus are rated as good or great deals.
Favourably reviewed: Owners rated the 2021 GMC Sierra 1500 4.9 / 5 stars and CarGurus experts gave it a 5.67 / 10.
100.0% of 2021 Sierra 1500 models on CarGurus are accident free.
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior colour:
- Black
- Combined gas mileage:
- 14 L/100km
- Fuel type:
- Gasoline
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 85,050
- Stock #:
- 13070U
- VIN:
- 1GTU9FEL7LZ113070
Photos coming soon
2020 GMC Sierra 1500
Denali Crew Cab 4WD
85,050 km
$48,495
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior colour:
- Blue
- Combined gas mileage:
- 14 L/100km
- Fuel type:
- Gasoline
- Interior colour:
- Gray
- Transmission:
- Automatic
- Mileage:
- 74,667
- Stock #:
- SS634142A
- VIN:
- 3GTUUCED6NG626979
2022 GMC Sierra 1500
Elevation Crew Cab 4WD
74,667 km
$45,888
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 310 hp 2.7L I4
- Combined gas mileage:
- 13 L/100km
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 113,726
- Stock #:
- 670884A
- VIN:
- 3GTPUBEK9NG670884
2022 GMC Sierra 1500
SLE Crew Cab 4WD
113,726 km
$34,991
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior colour:
- White
- Transmission:
- Automatic
- Mileage:
- 143,008
- Stock #:
- DT26186A
- VIN:
- 1GTU9BED9LZ309657
2020 GMC Sierra 1500
SLE Crew Cab 4WD
143,008 km
$29,995
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior colour:
- Black
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 84,955
- Stock #:
- 58B12252
- VIN:
- 1GTU9EET9MZ427430
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
84,955 km
$48,987
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior colour:
- Silver
- Fuel type:
- Gasoline
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 181,841
- Stock #:
- 43648
- VIN:
- 1GTR9BED8MZ230391
-$1,503
2021 GMC Sierra 1500
SLE Double Cab 4WD
181,841 km
$27,989
$26,486
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior colour:
- Cayenne Red Tintcoat
- Fuel type:
- Gasoline
- Interior colour:
- Gray
- Transmission:
- Automatic
- Mileage:
- 110,309
- Stock #:
- AK262
- VIN:
- 3GTU9CED1MG142945
-$1,000
2021 GMC Sierra 1500
Elevation Crew Cab 4WD
110,309 km
$37,495
$36,495
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior colour:
- Onyx Black
- Combined gas mileage:
- 14 L/100km
- Fuel type:
- Gasoline
- Interior colour:
- Gray (GRAPHITE)
- Transmission:
- Automatic
- Mileage:
- 96,611
- Stock #:
- FCY265269A
- VIN:
- 3GTU9FEL2MG348509
Photos coming soon
2021 GMC Sierra 1500
Denali Crew Cab 4WD
96,611 km
$45,500
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior colour:
- Titanium Rush Metallic
- Combined gas mileage:
- 10 L/100km
- Fuel type:
- Diesel
- Interior colour:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 96,427
- Stock #:
- 26c503a
- VIN:
- 3GTUUCET2NG558574
2022 GMC Sierra 1500
Elevation Crew Cab 4WD
96,427 km
$40,995
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior colour:
- Pacific Blue Metallic
- Combined gas mileage:
- 10 L/100km
- Fuel type:
- Diesel
- Interior colour:
- Hvd-81-Perforated
- Transmission:
- Automatic
- Mileage:
- 43,124
- Stock #:
- S1150116A
- VIN:
- 3GTUUEET4NG621556
2022 GMC Sierra 1500
AT4 Crew Cab 4WD
43,124 km
$54,500
CarGurus Analysis: 2021 GMC Sierra 1500
overall
Summary
With 517 currently listed for sale and an average price of $40,552.00 CAD, 29.4% of 2021 GMC Sierras for sale on CarGurus are rated as good or great deals.
Favourably reviewed: Owners rated the 2021 GMC Sierra 1500 4.9 / 5 stars and CarGurus experts gave it a 5.67 / 10.
100.0% of 2021 Sierra 1500 models on CarGurus are accident free.
Why it stands out
The 2021 GMC Sierra 1500 stands out as a full-size light-duty pickup that mixes familiar capability with a few distinctive touches. GMC describes it as the same basic truck as the Chevrolet Silverado 1500, but with different styling and a handful of unique features, including an optional carbon-fibre composite cargo bed. That gives the Sierra a more individual identity than its corporate twin, while still keeping it firmly in the mainstream of the segment.
What makes this model year especially interesting is that its strongest character comes from the available Duramax turbodiesel inline-six. The truck is said to be at its best with that engine unless you cannot live without the deeply satisfying rumble of a V8. That suggests the Sierra’s appeal is not just about traditional pickup muscle, but also about offering a more affordable diesel alternative for buyers who value efficiency and torque-oriented drivability. At the same time, the changes for this year are described as modest rather than dramatic, so the 2021 Sierra 1500 is best understood as a fundamentally appealing truck that still benefits from attention to the details.
Other model years to consider
- Average price: $66,534.00 CAD
- Good/great deal percentage: 35.1%
- User rating: 5 / 5
- Total listings: 1,406
- Average price: $47,644.00 CAD
- Good/great deal percentage: 29.8%
- User rating: 5 / 5
- Total listings: 773
- Average price: $56,057.00 CAD
- Good/great deal percentage: 34.3%
- User rating: 4.64 / 5
- Total listings: 1,493
This analysis is based on CarGurus' proprietary market data from August 31, 2026, CarGurus experts' opinions, and generative AI.
5.0 Overall rating
Filter by rating
Matthew B
Reviewed a 2021 GMC AT4 Crew Cab 4WD on Jan 7, 2025
Best truck I have driven! Highway speeds are great and feels like I’m driving a Cadillac.
Brandon S
Reviewed a 2021 GMC SLT Crew Cab 4WD on Apr 1, 2026
Love the SLT and all the features it has definitely a great value and good driving truck with good suspension and quality
Donald P
Reviewed a 2021 GMC Sierra 1500 on Oct 8, 2023
I love everything about this truck, so much I bought one. I got one with the 3liter duramax. Hopefully it’ll be the last truck I’ll ever own.
Randy R
Reviewed a 2021 GMC Sierra 1500 on Jun 6, 2023
The features on the 2021 GMC Sierra was everything and more then what I expected. The value of the truck was decent considering the times we live in now. Would highly recommend GMC so far
2021 GMC Sierra 1500 Trims
| Trim type | MSRP |
|---|---|
| Elevation Double Cab 4WD | $46,400 |
| SLE Double Cab 4WD | $44,700 |
| Crew Cab 4WD | $39,700 |
| SLT Crew Cab 4WD | $50,800 |
| SLE Crew Cab 4WD | $47,100 |
| Denali Crew Cab 4WD | $59,300 |
| AT4 Crew Cab 4WD | $54,700 |
| Elevation Crew Cab 4WD | $49,000 |
2021 GMC Sierra 1500 Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2021 GMC Sierra 1500 prices has changed over time.
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