2023 GMC Sierra HD Spied Testing, First Look

According to latest spy photos, the upcoming 2023 GMC Sierra HD will receive some upgrades and it will come with significant engine boost. The new model will arrive next year with mild exterior and interior upgrades. However, as mentioned, the most noticeable upgrade is under the hood. Like the previously announced 2023 Chevy Silverado HD model, the GMC Sierra HD will receive the same engine treatment.

The upcoming truck will get an upgraded diesel powerplant that should deliver at least 505 horsepower and 1,085 pound-feet of torque from the information we got. In general, that’s a significant boost over the current 6.6L V8 L5P turbodiesel, which is rated at 445 horsepower and 910 pound-feet of torque.

2023 GMC Sierra HD side

2023 GMC Sierra HD Redesign

The exterior styling of the 2023 GMC Sierra HD looks more rugged yet premium than before. Compared to the previous model, the new one features more straight lines and is much more upscale than the typical truck. However, the look of the newest Sierra HD can change quite a bit choosing upper trims.

For example, the Denali model has a flashy chrome grille and unique wheels, while the AT4 model offers more black exterior accents and red tow hooks. As standard on every Sierra HD, the manufacturer added a trailering mirror, a side bed step, and LED exterior lighting.

Cabin Upgrades

Inside, the 2023 GMC Sierra HD is a very spacious truck that offers high comfort. This model also hosts many technologies, and it doesn’t lack from others in the class. The base model features a 7-inch touchscreen with Android Auto, Apple CarPlay, a backup camera, and Bluetooth connectivity.

Moraoevar, there’s also a standard trailering package and tow hitch with a guidance system and backup camera to make it easier to hook up a trailer by yourself. The Denali trim is the top luxury model that adds a larger 8-inch infotainment system with navigation, Bose premium audio, wireless charging, and an HD surround-view camera.

2023 GMC Sierra HD interior

2023 GMC Sierra HD Powertrain Specs

The upcoming 2023 GMC Sierra HD will reportedly arrive with more power than before. As we noted, the new truck will get the same treatment under the hood as the Silverado HD. The powertrain update could deliver around 505 horsepower and 1,085 pound-feet of torque.

In reality, that’s a significant boost over the current 6.6L V8 L5P turbodiesel Duramax power, which is rated at 445 horsepower and 910 pound-feet of torque at 1,600 rpm. That means the new model will come with a boost of 60-horsepower and a 175-pound-feet upgrade.

2023 GMC Sierra HD rear

Release Date and Price

The release date of the new 2023 GMC Sierra HD is set for the following year. As a result of the COVID-19 pandemic and ongoing global microchip shortage, the refreshed Chevy Silverado HD and GMC Sierra HD will probably arrive in late 2022.

Alongside this model, we should also expect the new Silverado with the same engine treatment. However, don’t expect significant changes in terms of exterior design because last year’s model was much redesigned. As for price, the new model will start at around $40,000, including the destination charge. Moreover, the AT4 Crew Cab 4WD cost less than $60,000, while the Denali model can jump as high as $80,000.

Source: gmauthority.com

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