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2023 GMC Sierra 1500

Research, photos, specs, and expertise

GMC Sierra 1500 highlights

Customer reviews

(not yet rated)

RepairPal reliability rating

4 out of 5

Mileage (EPA estimate)

22 city, 27 highway, 24 combined

Pricing for current inventory

(no current inventory)


All GMC Sierra 1500 years

New for 2023

  • The AT4X, Denali, Elevation, Pro, and SLT trims have been discontinued for 2023.
  • The AT4 trim now comes with Blind Spot Monitor, Parking Sensors, and Lane Departure Warning as standard equipment.
  • The Denali Ultimate trim now comes with Lane Departure Warning as standard equipment.

Explore GMC Sierra 1500 details

AT4 4WD/AWD 4D Crew Cab

Standard Features

  • 4WD/AWD
  • A/C Seat(s)
  • ABS Brakes
  • Air Conditioning
  • Alloy Wheels
  • Android Auto
  • Apple CarPlay
  • Automatic Transmission
  • Auxiliary Audio Input
  • Blind Spot Monitor
  • Bluetooth Technology
  • BOSE Sound System
  • Cruise Control
  • Front Seat Heaters
  • Heated Steering Wheel
  • Lane Departure Warning
  • Memory Seat(s)
  • Overhead Airbags
  • Parking Sensors
  • Power Mirrors
  • Power Seat(s)
  • Power Windows
  • Rear Defroster
  • Rear Seat Heaters
  • Rear View Camera
  • Remote Start
  • Side Airbags
  • Tow Hitch
  • Traction Control

Optional Features

  • 20 Inch Plus Wheels
  • Bed Cover
  • Bed Liner
  • Head Up Display
  • Kicker Speaker System
  • Running Boards
  • Sunroof(s)

Drive type


Engine size




Torque (ft-lbs)


Engine type




Overall length






Leg room

F 44.53"/R 43.4"

Head room

F 43.03"/R 40.12"

Front tires


Rear tires


Seating capacity


Max towing capacity

500/5000 lbs.



Ratings & reliability

Customer ratings

The 2023 GMC Sierra 1500 is not yet rated. Help future customers learn about a car you've owned and write a review.

RepairPal reliability rating

Above Average

RepairPal gave the GMC Sierra 1500 an overall reliability rating of 4 out of 5 stars, which RepairPal describes as Above Average. This rating ranks GMC Sierra 1500 5th out of 25 among Fullsize Trucks.


RepairPal reports that the average total annual cost for repairs and maintenance on a GMC Sierra 1500 is $613, compared to an average of $767 for Fullsize Trucks and $619 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 2.3 times for Fullsize Trucks and 1.4 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 17% for the GMC Sierra 1500, compared to an average of 20% for Fullsize Trucks and 12% for all the vehicles RepairPal considered in its dataset.

2023 GMC Sierra 1500 trims


Denali Ultimate:

  • Includes all features available on the AT4
  • 3.0L
  • Automated Cruise Control
  • Sunroofs
  • Seat Massagers
  • Head Up Display
  • 20 Inch Plus Wheels
  • Running Boards
  • Turbo Diesel Engine
  • Satellite Radio Ready

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* Price excludes taxes, title, registration, and fees. Applicable transfer fees are due in advance of vehicle delivery and are separate from sales transactions.

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