Category: GMC Sierra

The definitive resource for GMC Sierra owners. From the light-duty Sierra 1500 and the heavy-duty 2500HD/3500HD to the groundbreaking Sierra EV, we cover GMC’s entire pickup lineup. Stay informed with breaking news, expert reviews, and technical guides on TurboMax, Duramax, and Ultium powertrains. Whether you are researching towing capacities, Denali luxury trims, or AT4 off-road performance, find the professional-grade insights you need.

Headlight Flashing In 2024 Silverado HD & Sierra HD Has A Simple Cause & Fix
Some owners may notice the headlights in their 2024 Chevrolet Silverado HD and 2024 GMC Sierra HD pickups may flash every 6-8 seconds. The windshield...
Here’s What Everyone (Including Us) Got Wrong About The 2.7L Cracked Block / Engine Replacement Story
Over the past few weeks, you’ve probably seen a handful of articles with some variation of the headline “GM To Replace 2.7L Engines In Silverado,...
Chevy & GMC To Replace 2.7L Engine In Some 2023 Colorado, Silverado, and Sierra Pickups Due To Cracking Blocks
Chevrolet and GMC have determined that some L3B 2.7L Turbocharged Engines were produced with engine blocks that have cracks or could crack. In a preventative...
Is Your 3.0L Duramax Freezing You Out This Winter? A Solution From The Experts For Poor Heater Performance
The 3.0L Duramax Diesel engine is impressive. It has gobs of low-end torque and will let you cruise down the highway without using much fuel....
Upgrade Your Base Trim Silverado or Sierra With A Fully Digital And Factory Gauge Cluster From WAMS
In the world of pickup trucks, the interior is often where luxury meets utility. As Chevrolet and GMC continue to innovate, the Silverado and Sierra...
Two 22-inch Chrome Wheel Options Are Back On The Menu for Chevrolet & GMC Trucks/SUVs
Chevrolet and GMC have quietly added two different chrome 22-inch wheel options back into the order guide for the Silverado and Sierra. The 22-inch wheels...
General Motors Expands Super Cruise To Over 750,000 Miles Of Roads
General Motors has announced an expansion of its Super Cruise technology, aiming to extend the feature’s functionality to include minor highways in addition to the...
Massive Stop Sale Issued For 2020-2024 Silverado HD / Sierra HD Tailgate Issue
General Motors has issued a “Stop Sale” and safety recall affecting specific models of the Chevrolet Silverado Heavy Duty and GMC Sierra Heavy Duty trucks,...
2023 Duramax Silverado HD and Sierra HD May Need Software Update To Prevent Stalling
Owners of a 2023 Chevy Silverado HD or GMC Sierra HD with an L5P 6.6L Duramax Turbo Diesel may have their trucks randomly stall and/or...
GMC Sierra Owner’s Manuals
Welcome to the premier directory for GMC Sierra owners manuals, carefully compiled by year. This extensive collection is the go-to resource for GMC Sierra enthusiasts,...