{"id":36716,"date":"2026-09-24T15:52:11","date_gmt":"2026-09-24T19:52:11","guid":{"rendered":"https:\/\/henrypayne.com\/?p=36716"},"modified":"2026-09-24T15:52:11","modified_gmt":"2026-09-24T19:52:11","slug":"gms-heavy-duty-trucks-bring-segment-firsts-heres-whats-changed","status":"publish","type":"post","link":"https:\/\/henrypayne.com\/index.php\/2026\/09\/gms-heavy-duty-trucks-bring-segment-firsts-heres-whats-changed","title":{"rendered":"GM&#8217;s Heavy Duty trucks bring segment firsts. Here&#8217;s what&#8217;s changed"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"https:\/\/www.detroitnews.com\/gcdn\/authoring\/authoring-images\/2026\/09\/24\/PDTN\/91915655007-gm-truck-hd-powertrain-chevyfr.jpg?width=660&amp;height=372&amp;fit=crop&amp;format=pjpg&amp;auto=webp\" alt=\"2027 Chevy Silverado Heavy Duty\" width=\"520\" height=\"293\" \/><\/p>\n<div class=\"gnt_pg_img_cap\"><em>2027 Chevy Silverado Heavy Duty<\/em><\/div>\n<p><em>Henry Payne, The Detroit News<\/em><\/p>\n<p class=\"gnt_ar_b_p\">The diesel headliner is part of a comprehensive overhaul that includes a 6.6-liter V-8 engine upgrade, rack-and-pinion electronic power steering and eBoost braking<\/p>\n<p class=\"gnt_ar_b_p\">\u201cIt changes dramatically the driving experience in these vehicles,\u201d continued Morris. \u201cThe diesel is the first we have designed, developed and manufactured completely in-house. It&#8217;s the most capable, durable and relentless diesel powerhouse we have ever built.\u201d<\/p>\n<p class=\"gnt_ar_b_p\">The HD reveal comes just days after significant, mid-design cycle powertrain, exterior and interior upgrades to GM\u2019s Chevrolet Silverado and GMC Sierra 1500 light duty trucks. Light duties now offer 5.7-liter V-8 (up from 5.3) and 6.6-liter V-8 variants (up from 6.2) for the 2027 model year.<\/p>\n<p class=\"gnt_ar_b_p\">HD upgrades are limited to the driveline, with no changes in exterior and interior design.<\/p>\n<p>Read full article here.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>2027 Chevy Silverado Heavy Duty Henry Payne, The Detroit News The diesel headliner is part of a comprehensive overhaul that includes a 6.6-liter V-8 engine upgrade, rack-and-pinion electronic power steering and eBoost braking \u201cIt changes dramatically the driving experience in these vehicles,\u201d continued Morris. \u201cThe diesel is the first we have designed, developed and manufactured [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"_links":{"self":[{"href":"https:\/\/henrypayne.com\/index.php\/wp-json\/wp\/v2\/posts\/36716"}],"collection":[{"href":"https:\/\/henrypayne.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/henrypayne.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/henrypayne.com\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/henrypayne.com\/index.php\/wp-json\/wp\/v2\/comments?post=36716"}],"version-history":[{"count":1,"href":"https:\/\/henrypayne.com\/index.php\/wp-json\/wp\/v2\/posts\/36716\/revisions"}],"predecessor-version":[{"id":36717,"href":"https:\/\/henrypayne.com\/index.php\/wp-json\/wp\/v2\/posts\/36716\/revisions\/36717"}],"wp:attachment":[{"href":"https:\/\/henrypayne.com\/index.php\/wp-json\/wp\/v2\/media?parent=36716"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/henrypayne.com\/index.php\/wp-json\/wp\/v2\/categories?post=36716"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/henrypayne.com\/index.php\/wp-json\/wp\/v2\/tags?post=36716"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}