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Used 2020 GMC Sierra 1500 for Sale near Ottawa, ON

72 results
Ottawa, ON
2021 GMC Sierra 1500 Crew Cab 4WD TruckTown

2021 GMC Sierra 1500

Crew Cab 4WD

182,184 kilometres

$26,998

Good Deal
Ottawa, ON
26 km away
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:
Gray
Combined gas mileage:
15 L/100km
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
182,184
Stock number:
T3649A
VIN:
3GTU9AEF5MG107038

Sponsored

2020 GMC Sierra 1500 SLT Crew Cab 4WD

2020 GMC Sierra 1500

SLT Crew Cab 4WD

70,429 kilometres

$46,691

Good Deal
Renfrew, ON
77 km away
Year:
2020
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior colour:
Gray
Combined gas mileage:
13 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
70,429
Stock number:
29896
VIN:
1GTU9DED5LZ143293

Sponsored

2021 GMC Sierra 1500 Elevation Crew Cab 4WD

2021 GMC Sierra 1500

Elevation Crew Cab 4WD

107,999 kilometres

$41,888

Fair Deal
Smiths Falls, ON
65 km away
Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior colour:
Red
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Interior colour:
Gray (Dark Grey)
Transmission:
Automatic
Mileage:
107,999
Stock number:
26239A
VIN:
1GTU9CET5MZ243770

Sponsored

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2021 GMC Sierra 1500

Elevation Crew Cab 4WD

190,482 kilometres

$26,987

Great Deal
Ottawa, ON
4 km away
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:
Onyx Black
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
190,482
Stock number:
N15484A
VIN:
3GTU9CED1MG469622

Preparing for a close up...

Photos coming soon

2020 GMC Sierra 1500

SLT Crew Cab 4WD

167,217 kilometres

$32,995

Great Deal
Gloucester, ON
8 km away
Year:
2020
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior colour:
CARBON BLACK METALLIC
Combined gas mileage:
13 L/100km
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
167,217
Stock number:
9027A
VIN:
1GTU9DED8LZ131011

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2021 GMC Sierra 1500

AT4 Crew Cab 4WD

151,201 kilometres

$38,995

Good Deal
Kemptville, ON
44 km away
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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
151,201
VIN:
3GTP9EED9MG330394

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2020 GMC Sierra 1500

Elevation Crew Cab 4WD

137,723 kilometres

$36,500

Good Deal
Orleans, ON
12 km away
Year:
2020
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior colour:
Black
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
137,723
Stock number:
P6187
VIN:
1GTU9CET7LZ338913

Preparing for a close up...

Photos coming soon

2021 GMC Sierra 1500

Elevation Crew Cab 4WD

167,421 kilometres

$33,220

Good Deal
Prescott, ON
78 km away
Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior colour:
Silver
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
167,421
Stock number:
Z26044B
VIN:
1GTU9CET0MZ312347

Preparing for a close up...

Photos coming soon

2021 GMC Sierra 1500

SLT Crew Cab 4WD

143,000 kilometres

$37,800

Good Deal
Ottawa, ON
26 km away
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:
White
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
143,000
Stock number:
292050
VIN:
3GTU9DED7MG423217

Sponsored

  1. Home
  2. / Used Cars
  3. / GMC Sierra 1500
  4. / 2020
  5. / Ontario
  6. / Ottawa
Overview
Reviews
FAQs

CarGurus Analysis: 2020 GMC Sierra 1500

Picture of 2020 GMC Sierra 1500 ## Summary - With 479 currently listed for sale and an **average price of $39,654.00 CAD**, 31.3% of 2020 GMC Sierras for sale on CarGurus are rated as good or great deals. - **Favourably reviewed:** Owners rated the 2020 GMC Sierra 1500 4.28 / 5 stars. - **100.0% of 2020 Sierra models on CarGurus are accident free**. ## Why it stands out The 2020 GMC Sierra 1500 is a noteworthy contender in the full-size pickup market, offering a blend of luxury, performance, and practicality. Known for its upscale design and high-quality interiors, the Sierra 1500 stands out with features like advanced technology and impressive trailering capabilities. Many users appreciate the spacious and comfortable cabin, making it suitable for both work and family use. This model particularly shines for its reliability, with high predicted ratings from experts. Despite some criticisms regarding engine performance and mixed reviews on interior features, the Sierra maintains a strong reputation for overall performance and user satisfaction. With a range of powertrain options and distinct trim levels, it caters to a diverse audience looking for flexibility and capability in a pickup. ## Other model years to consider - **[2022 GMC Sierra 1500](https://www.cargurus.ca/Cars/l-Used-2022-GMC-Sierra-1500-c31916)** - Average price: $49,161.00 CAD - Good/great deal percentage: 31.5% - User rating: 5 / 5 - Total listings: 781 - **[2024 GMC Sierra 1500](https://www.cargurus.ca/Cars/l-Used-2024-GMC-Sierra-1500-c32900)** - Average price: $58,669.00 CAD - Good/great deal percentage: 32.8% - User rating: 4.6 / 5 - Total listings: 1,346 - **[2025 GMC Sierra 1500](https://www.cargurus.ca/Cars/l-Used-2025-GMC-Sierra-1500-c33540)** - Average price: $68,538.00 CAD - Good/great deal percentage: 32.3% - User rating: 5 / 5 - Total listings: 1,141 This analysis is based on CarGurus' proprietary market data from April 27, 2026, CarGurus experts' opinions, and generative AI.

4.3 Overall rating

(18 reviews)
Jeremy S
5.0
Reviewed a 2020 GMC Denali Crew Cab 4WD on Nov. 23, 2024

Great truck, great value, awesome vehicle accessories package. Highly recommend this truck.

Heriberto M
5.0
Reviewed a 2020 GMC Sierra 1500 on Jun. 24, 2024

It’s a reliable truck great engine and just a great choice for pickup truck

Rodney C
2.0
Reviewed a 2020 GMC Sierra 1500 on Jun. 29, 2025

Body dented and scratches, former work truck , transmission shutter , definitely abused, four wheel clunks when engaged , not a good value

Deborah E
5.0
Reviewed a 2020 GMC Sierra 1500 on Aug. 07, 2022

Absolutely stunning vehicle. Pure luxury pick-up truck. Serious power, w/a 6.2L V8 engine; smooth, wonderful ride, lots of driver convenience & safety features; comfortable seating, roomy cab interior....I could go on. GMC has left nothing out of their Sierra Denali line. Beautiful truck - everyone Ive talked to feels the same. Commanding presence on the road. Tops Dodge Ram & Ford models, in my opinion. I have a 2020 model. The 2023 model tops even THAT!!!

Garry R
5.0
Reviewed a 2020 GMC Sierra 1500 on Feb. 12, 2022

Great design and tecnology. Spacious and smooth ride. Comfortable for passengers and driver. The Denali leaves nothing to be desired.

2020 GMC Sierra 1500 FAQs

How much does the 2020 GMC Sierra 1500 cost in Ottawa, ON?

The average 2020 GMC Sierra 1500 costs about $39,446.40. The average price has decreased by -7.7% since last year. The 72 for sale near Ottawa, ON on CarGurus, range from $14,327 to $61,312 in price.

How many 2020 GMC Sierra 1500 vehicles in Ottawa, ON have no reported accidents or damage?

72 out of 72 for sale near Ottawa, ON have no reported accidents or damage.

What is the fuel economy of the 2020 GMC Sierra 1500?

Depending on the engine and options, the 2020 GMC Sierra 1500 gets between 9 and 14 L/100km (or EV battery range).

What fuel types are available?

Diesel, Flex Fuel Vehicle, Gasoline engines are available.

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