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2023 GMC Sierra 3500 review

Research, photos, specs, and expertise

GMC Sierra 3500 highlights

Customer rating

(not yet rated)

RepairPal reliability rating

Mileage (EPA estimate)

(data not available)

Pricing for current inventory

(no current inventory)

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All GMC Sierra 3500 years

What is new for the 2023 GMC Sierra 3500?

  • Enhanced safety features including lane-keeping assist and adaptive cruise control.
  • Upgraded infotainment system with larger touchscreen and improved connectivity options.
  • New fuel-efficient engine option available for better mileage.
  • Standard all-wheel drive on select models for improved handling in various conditions.

2023 GMC Sierra 3500 trims

Curious how GMC Sierra 3500 trims differ? Use our side-by-side vehicle comparison to see the differences and similarities

Pro:

  • 401-hp, 464-lb-ft of torque 6.6L
  • 445-hp, 910-lb-ft of torque 6.6L
  • Overhead Airbags
  • Traction Control
  • Side Airbags
  • Rear View Camera
  • Vinyl Seats
  • Tow Hitch
  • 4WD/AWD
  • Automatic Transmission
  • View our GMC Sierra 3500 Pro inventory

SLE:

SLT:

  • Includes all features available on the SLE
  • Power Seats
  • Smart Key
  • Front Seat Heaters
  • Remote Start
  • Leather Seats
  • Rear Defroster
  • Memory Seats
  • Heated Steering Wheel
  • View our GMC Sierra 3500 SLT inventory

AT4:

Denali:

  • Includes all features available on the AT4
  • Parking Sensors
  • Blind Spot Monitor
  • Lane Departure Warning
  • Running Boards
  • 20 Inch Plus Wheels
  • Navigation System
  • BOSE Sound System
  • View our GMC Sierra 3500 Denali inventory

Shop with your budget in mind

Getting pre-qualified lets you shop with personalized monthly payments, and it doesn't impact your credit score.

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Ratings & reliability

Customer ratings

The 2023 GMC Sierra 3500 is not yet rated. Help future customers learn about a car you've owned and write a review.

RepairPal reliability rating

3
Average

RepairPal gave the GMC Sierra 3500 an overall reliability rating of 3 out of 5 stars, which RepairPal describes as Average. This rating ranks GMC Sierra 3500 14th out of 19 among Fullsize Trucks.

View RepairPal's full rating of the GMC Sierra 3500

GMC Sierra 3500 features and specs

Curious how GMC Sierra 3500 trims differ? Use our side-by-side vehicle comparison to see the differences and similarities

SLE 2D Regular Cab 2WD

Standard Features

  • Traction Control
  • Air Conditioning
  • Rear View Camera
  • ABS Brakes
  • Power Mirrors
  • Power Locks
  • Side Airbags
  • Power Windows
  • Cloth Seats
  • Cruise Control
  • Overhead Airbags
  • Alloy Wheels
  • Tow Hitch
  • Long Bed
  • Automatic Transmission
  • Auxiliary Audio Input
  • Apple CarPlay
  • Android Auto
  • Bluetooth Technology
  • AM/FM Stereo
  • Satellite Radio Ready

Optional Features

  • Remote Start
  • Power Seat(s)
  • Rear Defroster
  • Front Seat Heaters
  • Heated Steering Wheel
  • Parking Sensors
  • Blind Spot Monitor
  • Lane Departure Warning
  • Power Mirrors
  • Bed Liner
  • Dual Rear Wheels
  • 20 Inch Plus Wheels
  • Running Boards
  • Bed Cover
  • Gooseneck Tow Hitch
  • Fifth Wheel Tow Hitch
  • Long Bed
  • Flex Fuel Vehicle
  • Satellite Radio Ready
  • Kicker Speaker System

Drive Wheels

Rear Wheel Drive (2WD)

Engine size

6.6L

Horsepower

401

Torque (ft-lbs)

464

Engine type

Gas

Fuel capacity

36

Wheelbase

141.55"

Overall length

235.5"

Width

81.75"

Height

80.94"

Leg room

F 44.53"

Head room

F 43.11"

Front tires

LT275/70R18

Rear tires

LT275/70R18

Seating capacity

3

Max towing capacity

1450/20000 lbs.

Transmission

Automatic

2023 GMC Sierra 3500 FAQ

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