Model year guide

2023 GMC Sierra

Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2023 GMC Sierra is worth — from official NHTSA and EPA data. 3 on record.

2023 GMC Sierra — representative photo
Representative photo

2023 GMC Sierra at a glance

Safety recalls4
Combined15–26 mpg

Included: that car's specs and build sheet, model-year recall campaigns and a fair price.

2023 GMC Sierra recalls 4

Engine And Engine Cooling:engine:hard Parts Internal/mechanical NHTSA Campaign #25V274000 · manufacturer #N252494000 · NHTSA lists this under Sierra 1500 · 24/04/2025

General Motors LLC (GM) is recalling certain 2021-2024 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, and Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles equipped with a 6.2L V8 gas engine. The connecting rod and/or crankshaft engine components may have manufacturing defects that can lead to engine damage and engine failure.

Fix: Dealers will inspect the engine, and as necessary, repair or replace the engine. For vehicles that pass inspection, dealers will add higher viscosity oil, install 6 oil fill cap, replace the oil filter, and update the owner's manual. Repairs will be performed free of charge. Owner notification lett…

Service Brakes, Hydraulic:power Assist:electric:control Module:software NHTSA Campaign #24V674000 · manufacturer #N242447990 · NHTSA lists this under Sierra 1500 · 12/09/2024

General Motors, LLC (GM) is recalling certain 2023 Chevrolet Silverado 1500, GMC Sierra 1500, 2023-2024 Chevrolet Tahoe, Suburban, GMC Yukon, Yukon XL, Cadillac Escalade, and Escalade ESV vehicles. The electronic brake control module software may fail to display a warning light when a loss of brake fluid occurs. As such, these vehicles fail to comply with the requirements of Federal Vehicle Safety Standard number 13…

Fix: The Electronic Brake Control Module (eBCM) software will be updated through an over-the-air (OTA) update or by a dealer, free of charge. Owner notification letters were mailed October 25, 2024. Owners can contact GMC customer service at 1-800-462-8782, Chevrolet customer service at 1-800-222-1020, …

Latches/locks/linkages:tailgate:latch NHTSA Campaign #24V060000 · manufacturer #N232426400 · NHTSA lists this under Sierra 2500 · 01/02/2024

General Motors, LLC (GM) is recalling certain 2020-2024 Chevrolet Silverado 2500, 3500, GMC Sierra 2500 and 3500 vehicles equipped with power-unlatching tailgates. The tailgate's electronic gate-release switch may short circuit due to water intrusion, which can result in the tailgate inadvertently unlatching while the vehicle is in park.

Fix: Owners are advised to check that the tailgate is closed and latched before driving. Dealers will replace the exterior touchpad switch assemblies, free of charge. Owner notification letters were mailed May 17, 2024. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer serv…

Exterior Lighting:lighting Control Module:software NHTSA Campaign #22V903000 · manufacturer #N222386380 · NHTSA lists this under Sierra 1500 · 08/12/2022

General Motors, LLC (GM) is recalling certain 2020-2023 Cadillac CT4 and CT5; 2021-2023 Buick Envision; and 2022-2023 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety S…

Fix: The body control module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed January 23, 2023. Owners may contact GMC customer service at 1-888-988-7267, Chevrolet customer service at 1-800-222-1020, or Cadillac custom…

Source: U.S. NHTSA, checked 4 Nov 2026. A campaign covers the model year; to see whether a particular car still needs the repair, check its VIN on NHTSA.gov or ask a franchised dealer.

2023 GMC Sierra MPG & running costs

Combined15–26 mpg
City17 mpg
Highway20 mpg
Est. annual fuel cost$4,042
EPA size classStandard Pickup Trucks 4WD
TransmissionAutomatic 10-spd or Automatic 8-spd
Forced inductionTurbocharged
Engine start-stopOn some versions
5-yr fuel cost vs average new car$8,208 more

Source: U.S. EPA / DOE fueleconomy.gov. The EPA lists 24 versions of this model year; combined is shown as a range and the other figures are averages.

Estimated 5-year cost to own

A rough guide to what running a 2023 GMC Sierra costs over five years and 75,000 miles.

Fuel (5 yrs)$20,210
Fuel only$20,210
Per mile$0.27

How this is estimated: fuel is the U.S. EPA annual cost at 15,000 miles a year. There aren't enough comparable listings to estimate depreciation for this model, so it is left out. Not included: insurance, maintenance, repairs, taxes, registration and finance costs. Treat it as a comparison guide, not a quote.

Dimensions & weight

Length
211.0–266.1 in
Width
81.1–81.9 in
Height
75.6–80.7 in
Wheelbase
126.4–172.0 in
Curb weight
4,409–7,172 lb
Front track
67.3–68.1 in
Rear track
68.1 in

Manufacturer-reported figures for the 2023 GMC Sierra — ranges cover the 34 body / drivetrain versions on record. Source: Transport Canada vehicle specifications via NHTSA.

Investigations & service bulletins

Manufacturer service bulletins 765

Technical notes the manufacturer sent to dealers about known issues and fixes. Useful to mention to a mechanic — they are not recalls and repairs may not be covered. Showing the 10 most recent of 765.

This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.

Bulletin PIT6110L · Oct 2026

This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.

Bulletin PIT6457C · Sep 2026

This Preliminary information communicates to dealers a procedure to reset the radio.

Bulletin PIC6540K · Sep 2026

This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.

Bulletin PIT5698F · Sep 2026

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

Bulletin PIP4902W · Sep 2026

This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues

Bulletin PIC6551C · Aug 2026

This Preliminary information communicates an issue where an aftermarket autostop device or rear taillights is causing a dead battery.

Bulletin PIT6031B · Aug 2026

This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.

Bulletin PIT6110K · Jul 2026

This PI communicates diagnostic information to assist Technicians with a possible transmission shudder

Bulletin PIP6060A · Jul 2026

This PI provides information to repair the door water deflector which is not sealed properly allows water into the door jam/sill area.

Bulletin PIT5680B · Jul 2026

Source: NHTSA Office of Defects Investigation, listed for the SIERRA 2500 RWD. Model-year data, not specific to one car.

About the GMC Sierra

The Chevrolet Silverado is a range of trucks manufactured by General Motors under the Chevrolet brand. Introduced for the 1999 model year, the Silverado is the successor to the long-running Chevrolet C/K model line. Taking its name from the top trim level from the Chevrolet C/K series, the Silverado is offered as a series of full-size pickup trucks, chassis cab trucks, and medium-duty trucks. The fourth generation of the model line was introduced for the 2019 model year.

From Wikipedia, licensed CC BY-SA 4.0. Describes the model line in general, not this model year specifically.

2023 GMC Sierra vehicles on record

Other GMC Sierra model years

2023 GMC Sierra — frequently asked questions

Does the 2023 GMC Sierra have any safety recalls?

NHTSA lists 4 recall campaigns for the 2023 GMC Sierra. Whether an individual car still needs a recall repair depends on its VIN — check it on NHTSA.gov or ask a franchised dealer. Recall repairs are done at no charge.

What gas mileage does the 2023 GMC Sierra get?

The 2023 GMC Sierra has U.S. EPA estimates of 15–26 mpg combined, depending on engine and trim (24 versions).

Sources: NHTSA (recalls, complaints, crash tests), U.S. EPA (fuel economy). Vehicle data only — CarLogs never shows owner information.