Standout Trims
2020 HIGHLIGHTS
Full History Report
Buying a 2020 GMC Sierra 1500?
12 recalls have been issued for this model year. Check its history before you buy.
A vehicle history report shows accidents, ownership history, and service records.
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Trim Levels
ALL 2020 GMC SIERRA 1500 TRIMS
| Trim | Body | Engine | MPG | HP | Seats | MSRP | Score | |
|---|---|---|---|---|---|---|---|---|
| BaseTop Rated | Truck (Regular Cab) | 4.3L | 17 | 285 | 3 | $29,600 | MyCar Score™66.6 | |
| SLE | Truck (Double Cab) | 2.7L | 20 | 310 | 6 | $37,800 | MyCar Score™65.7 | |
| Base | Truck (Double Cab) | 4.3L | 17 | 285 | 6 | $33,500 | MyCar Score™65.4 | |
| Base | Truck (Regular Cab) | 4.3L | 17 | 285 | 3 | $34,200 | MyCar Score™65.2 | |
| Elevation | Truck (Double Cab) | 2.7L | 20 | 310 | 6 | $40,300 | MyCar Score™65.1 | |
| SLE | Truck (Crew Cab) | 2.7L | 20 | 310 | 6 | $40,200 | MyCar Score™65.1 | |
| SLE | Truck (Crew Cab) | 2.7L | 20 | 310 | 6 | $40,500 | MyCar Score™65 | |
| Base | Truck (Crew Cab) | 4.3L | 17 | 285 | 6 | $35,900 | MyCar Score™64.8 | |
| SLE | Truck (Double Cab) | 2.7L | 20 | 310 | 6 | $41,100 | MyCar Score™64.7 | |
| Base | Truck (Crew Cab) | 4.3L | 17 | 285 | 6 | $36,200 | MyCar Score™64.7 | |
| SLT | Truck (Double Cab) | 5.3L | 19 | 355 | 6 | $44,300 | MyCar Score™64.5 | |
| Elevation | Truck (Crew Cab) | 2.7L | 20 | 310 | 6 | $42,700 | MyCar Score™64.5 | |
| Elevation | Truck (Crew Cab) | 2.7L | 20 | 310 | 6 | $43,000 | MyCar Score™64.4 | |
| Base | Truck (Double Cab) | 4.3L | 17 | 285 | 6 | $36,800 | MyCar Score™64.4 | |
| SLE | Truck (Crew Cab) | 2.7L | 20 | 310 | 6 | $43,500 | MyCar Score™64.1 | |
| Elevation | Truck (Double Cab) | 2.7L | 20 | 310 | 6 | $43,600 | MyCar Score™64 | |
| SLE | Truck (Crew Cab) | 2.7L | 20 | 310 | 6 | $43,800 | MyCar Score™63.9 | |
| SLT | Truck (Crew Cab) | 5.3L | 19 | 355 | 6 | $46,700 | MyCar Score™63.9 | |
| Base | Truck (Crew Cab) | 4.3L | 17 | 285 | 6 | $39,200 | MyCar Score™63.8 | |
| SLT | Truck (Crew Cab) | 5.3L | 19 | 355 | 6 | $47,000 | MyCar Score™63.7 | |
| Base | Truck (Crew Cab) | 4.3L | 17 | 285 | 6 | $39,500 | MyCar Score™63.7 | |
| Elevation | Truck (Crew Cab) | 2.7L | 20 | 310 | 6 | $46,000 | MyCar Score™63.4 | |
| Elevation | Truck (Crew Cab) | 2.7L | 20 | 310 | 6 | $46,300 | MyCar Score™63.3 | |
| SLT | Truck (Double Cab) | 5.3L | 19 | 355 | 6 | $47,800 | MyCar Score™63.3 | |
| SLT | Truck (Crew Cab) | 5.3L | 19 | 355 | 6 | $50,200 | MyCar Score™62.7 | |
| SLT | Truck (Crew Cab) | 5.3L | 19 | 355 | 6 | $50,500 | MyCar Score™62.6 | |
| AT4 | Truck (Double Cab) | 5.3L | 18 | 355 | 5 | $51,000 | MyCar Score™62.1 | |
| Denali | Truck (Crew Cab) | 5.3L | 19 | 355 | 5 | $54,700 | MyCar Score™61.9 | |
| Denali | Truck (Crew Cab) | 5.3L | 19 | 355 | 5 | $55,000 | MyCar Score™61.7 | |
| AT4 | Truck (Crew Cab) | 5.3L | 18 | 355 | 5 | $53,400 | MyCar Score™61.5 | |
| AT4 | Truck (Crew Cab) | 5.3L | 18 | 355 | 5 | $53,700 | MyCar Score™61.3 | |
| Denali | Truck (Crew Cab) | 5.3L | 19 | 355 | 5 | $58,200 | MyCar Score™60.7 | |
| Denali | Truck (Crew Cab) | 5.3L | 19 | 355 | 5 | $58,500 | MyCar Score™60.7 |
Base
Top RatedBody
Truck (Regular Cab)
MPG
17
HP
285
Seats
3
MSRP
$29,600
Drive
rear wheel drive
SLE
Body
Truck (Double Cab)
MPG
20
HP
310
Seats
6
MSRP
$37,800
Drive
rear wheel drive
Base
Body
Truck (Double Cab)
MPG
17
HP
285
Seats
6
MSRP
$33,500
Drive
rear wheel drive
Base
Body
Truck (Regular Cab)
MPG
17
HP
285
Seats
3
MSRP
$34,200
Drive
four wheel drive
Elevation
Body
Truck (Double Cab)
MPG
20
HP
310
Seats
6
MSRP
$40,300
Drive
rear wheel drive
SLE
Body
Truck (Crew Cab)
MPG
20
HP
310
Seats
6
MSRP
$40,200
Drive
rear wheel drive
Base
Body
Truck (Crew Cab)
MPG
17
HP
285
Seats
6
MSRP
$35,900
Drive
rear wheel drive
SLE
Body
Truck (Double Cab)
MPG
20
HP
310
Seats
6
MSRP
$41,100
Drive
four wheel drive
Base
Body
Truck (Crew Cab)
MPG
17
HP
285
Seats
6
MSRP
$36,200
Drive
rear wheel drive
SLT
Body
Truck (Double Cab)
MPG
19
HP
355
Seats
6
MSRP
$44,300
Drive
rear wheel drive
Elevation
Body
Truck (Crew Cab)
MPG
20
HP
310
Seats
6
MSRP
$42,700
Drive
rear wheel drive
Elevation
Body
Truck (Crew Cab)
MPG
20
HP
310
Seats
6
MSRP
$43,000
Drive
rear wheel drive
Base
Body
Truck (Double Cab)
MPG
17
HP
285
Seats
6
MSRP
$36,800
Drive
four wheel drive
SLE
Body
Truck (Crew Cab)
MPG
20
HP
310
Seats
6
MSRP
$43,500
Drive
four wheel drive
Elevation
Body
Truck (Double Cab)
MPG
20
HP
310
Seats
6
MSRP
$43,600
Drive
four wheel drive
SLE
Body
Truck (Crew Cab)
MPG
20
HP
310
Seats
6
MSRP
$43,800
Drive
four wheel drive
SLT
Body
Truck (Crew Cab)
MPG
19
HP
355
Seats
6
MSRP
$46,700
Drive
rear wheel drive
Base
Body
Truck (Crew Cab)
MPG
17
HP
285
Seats
6
MSRP
$39,200
Drive
four wheel drive
SLT
Body
Truck (Crew Cab)
MPG
19
HP
355
Seats
6
MSRP
$47,000
Drive
rear wheel drive
Base
Body
Truck (Crew Cab)
MPG
17
HP
285
Seats
6
MSRP
$39,500
Drive
four wheel drive
Elevation
Body
Truck (Crew Cab)
MPG
20
HP
310
Seats
6
MSRP
$46,000
Drive
four wheel drive
Elevation
Body
Truck (Crew Cab)
MPG
20
HP
310
Seats
6
MSRP
$46,300
Drive
four wheel drive
SLT
Body
Truck (Double Cab)
MPG
19
HP
355
Seats
6
MSRP
$47,800
Drive
four wheel drive
SLT
Body
Truck (Crew Cab)
MPG
19
HP
355
Seats
6
MSRP
$50,200
Drive
four wheel drive
SLT
Body
Truck (Crew Cab)
MPG
19
HP
355
Seats
6
MSRP
$50,500
Drive
four wheel drive
AT4
Body
Truck (Double Cab)
MPG
18
HP
355
Seats
5
MSRP
$51,000
Drive
four wheel drive
Denali
Body
Truck (Crew Cab)
MPG
19
HP
355
Seats
5
MSRP
$54,700
Drive
rear wheel drive
Denali
Body
Truck (Crew Cab)
MPG
19
HP
355
Seats
5
MSRP
$55,000
Drive
rear wheel drive
AT4
Body
Truck (Crew Cab)
MPG
18
HP
355
Seats
5
MSRP
$53,400
Drive
four wheel drive
AT4
Body
Truck (Crew Cab)
MPG
18
HP
355
Seats
5
MSRP
$53,700
Drive
four wheel drive
Denali
Body
Truck (Crew Cab)
MPG
19
HP
355
Seats
5
MSRP
$58,200
Drive
four wheel drive
Denali
Body
Truck (Crew Cab)
MPG
19
HP
355
Seats
5
MSRP
$58,500
Drive
four wheel drive
At a Glance
KEY SPECS
Body Type
Truck (Regular Cab), Truck (Double Cab), Truck (Crew Cab)
MPG Range
17–20 MPG
HP Range
285–355 HP
Seating
Up to 3
Fuel Type
flex-fuel (unleaded/E85)
Drive Type
rear wheel drive
Towing
10,000 lbs
Dimensions & Comfort
SPACE & COMFORT
Based on the top-rated 2020 Sierra 1500 trim.
Exterior Dimensions
Length
229.6 in
Width
81.2 in
Height
75.6 in
Wheelbase
139.6 in
Interior Dimensions
Front Headroom
43.1 in
Front Legroom
44.5 in
Cargo & Capacity
Towing
10,000 lbs
Curb Weight
4,520 lbs
Safety & Warranty
PROTECTION & COVERAGE
Safety Ratings
2020 GMC Sierra 1500 PU/CC 4WD
NHTSA Overall
★★★★☆(4/5)Frontal Crash
★★★★☆(4/5)Side Crash
★★★★★(5/5)Side Pole
★★★★★(5/5)Rollover
★★★★☆(4/5)Open Recalls
12 recalls
Source: NHTSA New Car Assessment Program. nhtsa.gov/ratings
Warranty Coverage
Basic Coverage
3 yr./ 36000 mi.
Drivetrain
5 yr./ 60000 mi.
Roadside Assistance
5 yr./ 60000 mi.
Family & Safety
IS THIS A GOOD FAMILY CAR?
Car Seat Usability
Always have car seat installation checked by a certified technician. Find an inspection station near you →
LATCH System
LATCH (Lower Anchors and Tethers for Children) is required on all US vehicles from 2003 onward.
✓ LATCH anchors required
Related Gear
Common Questions
2020 GMC SIERRA 1500 FAQ
How many recalls does a 2020 GMC Sierra 1500 have?▾
The 2020 GMC Sierra 1500 has 12 recalls on record with NHTSA. Always verify current recall status at nhtsa.gov before purchasing.
What is the fuel economy of a 2020 GMC Sierra 1500?▾
The 2020 GMC Sierra 1500 gets 17–20 MPG combined depending on trim level and drivetrain configuration.
What is the best 2020 GMC Sierra 1500 trim to buy used?▾
Based on MyCar Score™ ratings, the Base trim scores highest at 66.6 out of 100, balancing value, fuel economy, and specifications.
Is the 2020 GMC Sierra 1500 a good used car?▾
The 2020 GMC Sierra 1500 has an average MyCar Score™ of 64 out of 100. MyCar Score™ weighs NHTSA safety ratings, recall history, fuel economy, and value. Compare trims carefully before purchasing.
How much does a 2020 GMC Sierra 1500 cost used?▾
New MSRP for the 2020 GMC Sierra 1500 ranged from $29,600 to $58,500. Used prices vary by mileage, trim, and condition. Run a free VIN lookup to check a specific vehicle.
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