Gmc · model year 2023

2023 Gmc Sierra

Specifications and certified data for the 2023 model year. All Gmc Sierra model years →

US EPA records24

2023 US EPA fuel-economy records

Year	Engine	Drive	Transmission	Fuel	MPG (US) comb.	CO₂ g/mi	EV range mi	Source
2023	2.7 L 4-cyl	Rear-Wheel Drive	Automatic 8-spd	Regular	20	446	—	EPA ↗
2023	2.7 L 4-cyl	Rear-Wheel Drive	Automatic 8-spd	Regular	20	453	—	EPA ↗
2023	2.7 L 4-cyl	4-Wheel Drive	Automatic 8-spd	Regular	19	468	—	EPA ↗
2023	2.7 L 4-cyl	4-Wheel Drive	Automatic 8-spd	Regular	17	512	—	EPA ↗
2023	2.7 L 4-cyl	4-Wheel Drive	Automatic 8-spd	Regular	19	467	—	EPA ↗
2023	3.0 L 6-cyl	Rear-Wheel Drive	Automatic 10-spd	Diesel	26	396	—	EPA ↗
2023	3.0 L 6-cyl	4-Wheel Drive	Automatic 10-spd	Diesel	24	423	—	EPA ↗
2023	3.0 L 6-cyl	4-Wheel Drive	Automatic 10-spd	Diesel	22	463	—	EPA ↗
2023	5.3 L 8-cyl	Rear-Wheel Drive	Automatic 10-spd	Gasoline or E85	18	496	—	EPA ↗
2023	5.3 L 8-cyl	Rear-Wheel Drive	Automatic 10-spd	Regular	18	493	—	EPA ↗
2023	5.3 L 8-cyl	Rear-Wheel Drive	Automatic 10-spd	Regular	18	500	—	EPA ↗
2023	5.3 L 8-cyl	Rear-Wheel Drive	Automatic 10-spd	Regular	18	493	—	EPA ↗
2023	5.3 L 8-cyl	4-Wheel Drive	Automatic 10-spd	Gasoline or E85	17	524	—	EPA ↗
2023	5.3 L 8-cyl	4-Wheel Drive	Automatic 10-spd	Gasoline or E85	17	524	288	EPA ↗
2023	5.3 L 8-cyl	4-Wheel Drive	Automatic 10-spd	Regular	17	523	—	EPA ↗
2023	5.3 L 8-cyl	4-Wheel Drive	Automatic 10-spd	Regular	17	523	—	EPA ↗
2023	5.3 L 8-cyl	4-Wheel Drive	Automatic 10-spd	Regular	16	554	—	EPA ↗
2023	5.3 L 8-cyl	4-Wheel Drive	Automatic 10-spd	Regular	17	535	—	EPA ↗
2023	5.3 L 8-cyl	4-Wheel Drive	Automatic 10-spd	Regular	16	555	—	EPA ↗
2023	5.3 L 8-cyl	4-Wheel Drive	Automatic 10-spd	Regular	16	564	—	EPA ↗
2023	5.3 L 8-cyl	Rear-Wheel Drive	Automatic 10-spd	Regular	16	553	—	EPA ↗
2023	6.2 L 8-cyl	4-Wheel Drive	Automatic 10-spd	Premium	15	585	—	EPA ↗
2023	6.2 L 8-cyl	4-Wheel Drive	Automatic 10-spd	Premium	17	530	—	EPA ↗
2023	6.2 L 8-cyl	4-Wheel Drive	Automatic 10-spd	Premium	15	585	—	EPA ↗

US EPA test figures (US MPG, US test cycle), fueleconomy.gov ↗, US government public domain.

US NHTSA safety ratings

Vehicle	Overall	Front	Side	Rollover	Source
2023 GMC Sierra 1500 PU/CC 4WD	★★★★★ (5/5)	★★★★☆ (4/5)	★★★★★ (5/5)	★★★★☆ (4/5)	NHTSA ↗
2023 GMC Sierra 1500 PU/CC RWD	★★★★★ (5/5)	★★★★☆ (4/5)	★★★★★ (5/5)	★★★★☆ (4/5)	NHTSA ↗

NHTSA 5-Star Safety Ratings (US government, public domain). US-market versions; not the same tests as Euro NCAP.

US safety recalls

25V274000 2025-04-24 · model years 2021, 2022, 2023, 2024 ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL
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…
Remedy: 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…

NHTSA recalls database (US government, public domain). Recalls apply to US-market vehicles; check the manufacturer for your country.

Generation in 2023

Sources

US EPA / DOE FuelEconomy.gov — https://www.fueleconomy.gov/feg/ws/index.shtmlUS Government public domain
NHTSA 5-Star Safety Ratings API — https://api.nhtsa.gov/SafetyRatingsUS Government public domain
NHTSA recalls database — https://www.nhtsa.gov/recallsUS Government public domain
Car Model Index — https://models.autoculturesociety.com/Compiled record. Sources that do not permit reuse are not copied; this index is credited instead.