• The 2024 GMC Sierra 1500 AT4X now comes customary with GM’s Duramax diesel 3.0-liter inline-six.
  • Whereas it has much less horsepower, the diesel’s 495 pound-feet of torque is 35 greater than the non-compulsory 6.2-liter V-8.
  • GMC additionally tweaked different Sierra 1500 fashions for 2024 by including a newly out there energetic exhaust and two recent paint choices.

Final week, Chevy introduced the 2024 Silverado ZR2 will undertake the Duramax diesel 3.0-liter inline-six as its base engine. Now it comes as no shock that GMC is following swimsuit by making the downsized Duramax the brand new customary engine on the 2024 Sierra AT4X.

gmc sierra 1500 duramax diesel badge


The oil-burning straight-six generates much less horsepower than the huge 6.2-liter V-8 choice (305 versus 420 hp, respectively), but it surely turns the tide by offering an extra 35 pound-feet of torque. The diesel produces 495 pound-feet in contrast with the V-8’s 460 pound-feet.

GM and Duramax up to date the diesel 3.0-liter by including a retuned turbo compressor, new gas injectors, new metal pistons, and improved temperature management options that collectively assist the engine squeeze out the upper torque determine, which was beforehand 460 pound-feet. We have not but examined the up to date Duramax choice, however we beloved how refined and quiet the earlier model was.

As one may count on, a lot of the different modifications made to 2024 fashions of GMC’s half-ton pickup truck mirror these of its Chevy counterpart. The Sierra now presents power-retractable facet steps and an energetic exhaust system out there on higher trims. Two new wheel choices are additionally added, as are two recent paint colours (Downpour metallic and Thunderstorm Grey). The bottom 2.7-liter turbo 4 from the Sierra 1500’s base trims stays the identical mechanically however is now known as the “TurboMax.”

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Jack Fitzgerald’s love for automobiles stems from his as but unshakable dependancy to Method 1.
After a quick stint as a detailer for a neighborhood dealership group in faculty, he knew he wanted a extra everlasting option to drive all the brand new automobiles he couldn’t afford and determined to pursue a profession in auto writing. By hounding his faculty professors on the College of Wisconsin-Milwaukee, he was capable of journey Wisconsin looking for out tales within the auto world earlier than touchdown his dream job at Automobile and Driver. His new purpose is to delay the inevitable demise of his 2010 Volkswagen Golf.


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