2026 GMC Sierra 1500 review
GMC Sierra 1500 highlights
Customer rating
(not yet rated)
Mileage (EPA estimate)
14 city, 16 highway, 15 combined
Pricing for current inventory
(no current inventory)
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All GMC Sierra 1500 years
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Ratings & reliability
Customer ratings
The 2026 GMC Sierra 1500 is not yet rated. Help future customers learn about a car you've owned and write a review.
RepairPal gave the GMC Sierra 1500 an overall reliability rating of 3.5 out of 5 stars, which RepairPal describes as Above Average. This rating ranks GMC Sierra 1500 4th out of 19 among Fullsize Trucks.
RepairPal reports that the average total annual cost for repairs and maintenance on a GMC Sierra 1500 is $637, compared to an average of $818 for Fullsize Trucks and $591 for all the vehicles RepairPal considered in its dataset.
According to RepairPal, GMC Sierra 1500 owners bring their vehicles into a repair shop for unscheduled repairs an average of 0.6 times per year, compared to an average of 0.9 times for Fullsize Trucks and 1.3 times for all the vehicles RepairPal considered in its dataset.
RepairPal reported that the probability of a repair being a severe or major issue is 20% for the GMC Sierra 1500, compared to an average of 22% for Fullsize Trucks and 14% for all the vehicles RepairPal considered in its dataset.
GMC Sierra 1500 features and specs
Curious how GMC Sierra 1500 trims differ? Use our side-by-side vehicle comparison to see the differences and similarities
Pro 2WD 2D Regular Cab
Standard Features
- ABS Brakes
- Air Conditioning
- AM/FM Stereo
- Android Auto
- Apple CarPlay
- Automatic Transmission
- Auxiliary Audio Input
- Bluetooth Technology
- Cruise Control
- Heated Mirrors
- Lane Departure Warning
- Overhead Airbags
- Power Locks
- Power Windows
- Rear View Camera
- Side Airbags
- Traction Control
- Turbo Charged Engine
- Vinyl Seats
- 20 Inch Plus Wheels
- Alloy Wheels
- Automated Cruise Control
- Bed Cover
- Bed Liner
- Blind Spot Monitor
- Cloth Seats
- Heated Mirrors
- Long Bed
- Parking Sensors
- Power Mirrors
- Power Seat(s)
- Rear Defroster
- Remote Start
- Running Boards
- Satellite Radio Ready
- Tow Hitch
Drive Wheels
Rear Wheel Drive (2WD)
Engine size
2.7L
Horsepower
310
Torque (ft-lbs)
430
Engine type
Turbo Gas
Fuel capacity
28
Wheelbase
139.56"
Overall length
229.73"
Width
81.15"
Height
75.6"
Leg room
F 44.53"
Head room
F 43.11"
Front tires
255/70R17
Rear tires
255/70R17
Seating capacity
3
Max towing capacity
940/9800 lbs.
Transmission
Automatic
2026 GMC Sierra 1500 FAQ
The 2026 GMC Sierra 1500 is available in multiple trims, each with its own estimated fuel economy, here are the EPA estimates for each trim:
- SLE: 18 MPG City and 21 MPG Highway
- SLE: 23 MPG City and 28 MPG Highway
- SLT: 16 MPG City and 20 MPG Highway
- SLT: 23 MPG City and 29 MPG Highway
- AT4: 22 MPG City and 26 MPG Highway
- AT4: 15 MPG City and 19 MPG Highway
- AT4X: 14 MPG City and 16 MPG Highway
- AT4X: 19 MPG City and 20 MPG Highway
- Denali: 23 MPG City and 29 MPG Highway
- Denali: 16 MPG City and 20 MPG Highway
- Denali Ultimate: 22 MPG City and 26 MPG Highway
- Denali Ultimate: 15 MPG City and 19 MPG Highway
- Elevation: 18 MPG City and 21 MPG Highway
- Elevation: 23 MPG City and 28 MPG Highway
- Pro: 18 MPG City and 21 MPG Highway
The GMC Sierra 1500 received a rating of 3.5 out of 5 stars from RepairPal, which RepairPal describes as Above Average. This rating ranks the GMC Sierra 1500 as 3 out of 19 among Fullsize Truck
The 2026 GMC Sierra 1500 has a maximum towing capacity of between 8700 and 13300 pounds, when properly equipped. Various factors may impact towing capacity, including weight of passengers, cargo, and options/accessories.
Here is what's new for the 2026 GMC Sierra 1500:
- Panoramic Sunroof
- Lane Departure Warning
- Apple CarPlay
- Heated Mirrors
- Satellite Radio Ready
We hope you found this information helpful. This content is intended to inform and is not meant to indicate that a particular vehicle is currently available or recommended for you.
Statements of fuel economy or EV range are based on EPA and other third-party estimates for vehicles when new. Fuel economy and EV range will degrade with time and vary based on age, driving conditions, vehicle history, and other conditions. See fueleconomy.gov for more info.
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