3.0-Liter Duramax Diesel Is Now Optional Across Entire 2025 GMC Yukon Lineup

January 20th, 2025 by
2025 GMC Yukon Denali Ultimate Black and Gray

The GMC Yukon has always been the go-to family vehicle for those who like to live large. But, did you know that it has a secret power source that not only puts down the power and tows like no other vehicle, but is also the most efficient driveline in its segment? For the updated 2025…

Impressing an Automotive Journalist with a 2024 GMC Hummer EV SUV

January 15th, 2025 by
The Dreamy 2024 GMC Hummer EV SUV, Parked By Water With A Expansive Bridge In View

Sometimes it is hard to impress automotive journalists. They are hardened critics when it comes to the best vehicles sold around here. Some of them could be so skeptical that even the most impressive vehicle is not good enough.    It may come as a surprise to some that a Detroit Free Press journalist became quite…

Corvette ZR1 Hits 233 MPH with GM President Mark Reuss Driving​

January 10th, 2025 by
The People Of GM Congregating Together For The 2025 Chevy Corvette ZR1's Top Speed Testing

There is always something to prove when you have a set goal in mind. The goal for Chevrolet was to produce the fastest car built by an American automotive manufacturer. To do so, they looked at the Corvette and devised ways to push its limits beyond everyone’s imagination. From there, the mindset changed from “Is…

What Does Denali Mean to GMC?

January 5th, 2025 by
The Renowned Name Denali On A 2015 GMC Yukon Denali

What’s in a name? Denali is the name of the highest mountain peak in the U.S.A. The peak itself rises to 20,310 feet above sea level in the middle of Alaska. When you look at it, you can only think of its majesty. It’s power and might rising above all mountains in our country. To…

A Closer Look at the Corvette ZR1 Engine

December 20th, 2024 by
The Renowned Chevy Corvette ZR1 Circling The Racing Track Under Blue Skies

The 1963 Corvette is possibly the most iconic American Sports Car in history. Sporting styling that turns heads to this day, its image personified “fast” for a generation. In its most potent form, its fuel-injected 327 cubic-inch (5.4 liters) small block V8 put out 360 horsepower. That is more powerful than most models you buy…

The Kicker Multi-Pro Tailgate Speaker System

December 5th, 2024 by
The Lovely Kicker Logo

The GMC Multi-Pro tailgate available on Sierra 1500 and Sierra HD models at the Dieffenbach GM Superstore just keeps adding more utility to what once was just an access door to the cargo bed. Its six modes include cargo stops, an access step, a convenient-height work surface, and more. These are all ways to enable…

Equinox EV vs. Blazer EV Which Is Better For you

November 20th, 2024 by
The Driver's Side Profile Of A Gorgeous Azure 2024 Chevy Equinox

General Motors has expanded its EV lineup across most of its brands, but Chevy has introduced three new electric models in the last couple of years and will likely see at least one more in the next two years. Two of its most recent releases, the Equinox EV and Blazer EV, share some of their…

Torque THIS: Car and Driver Drives the Silverado 1500 Duramax Diesel

November 1st, 2024 by
A Magnificent Lineup Of 2025 Silverado 1500's, With Robust Mountains In The Background

Diesel used to be the fuel type of choice for heavy haulers and American pickup truck buyers, but it has largely fallen out of favor outside of heavy-duty truck lines. General Motors is the last automaker standing with a full-size diesel half-ton truck option, as Ford discontinued the Power Stroke diesel option for the F-150…

What’s It Like to Experience A Blazer EV for A Week?

October 20th, 2024 by
Front 7/8 view of the 2024 Chevrolet Blazer EV RS in Galaxy Gray Metallic driving down the road.

The first-ever 2024 Chevrolet Blazer EV is out and has been turning heads all over the streets. Journalists from multiple major publications have been singing the EV’s praises, including MotorTrend naming it their 2024 SUV of the Year. In a recent review by Tom’s Guide, they felt it was important to help buyers understand what…

Sierra 1500 vs Canyon: Which Is Best for You?

October 10th, 2024 by
Three 2023 GMC Canyons Together, Epically Parked Near A Cliff Edge

As the best-selling vehicles in America, trucks serve more than a simple purpose these days. They offer large viewing areas, you sit up higher, there are vast amounts of interior and cargo space, and they can tow pretty much anything anywhere. Modern pickups genuinely feel like massive luxury vehicles. The GMC Sierra and Canyon are…

Menu

Dieffenbach GM Superstore 34.92336, -79.75214.