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GMC

GMC

GMC is the hardest working of the General Motors brands with a lineup comprised entirely of trucks and sport utility vehicles but thanks to a long list of standard and available features, the GMC lineup offers as much luxury as it does capability.

By Denis Flierl on
A 2025 GMC Sierra owner with just 12,500 miles faces a major transmission failure. The dealer's suggested "weak fix" is a red flag. Read why I think the flush is a stall tactic and what other owners are experiencing.
By Denis Flierl on
A GMC Sierra AT4 owner is trading in his Duramax for a 2025 Ford F-150 Lariat after repeat "Check Engine" failures. From "seats that suck" to coolant valve nightmares, find out why this high-mileage driver is ditching GM for Ford’s 5.0L V8.
By Chris Johnston on
The GMC Hummer EV proves that steering can be entertainment and utility at the same time in ways gas trucks can’t match.
By Aram Krajekian on
After pushing through 8–10 inches of wet snow without trouble, one GMC Sierra EV owner adds a grounded perspective to the winter EV debate.
By Denis Flierl on
"It finally happened." Even with 3k-mile oil changes and a DFM disabler, this 2019 Silverado owner's engine is toast at 130k. His viral warning exposes a flaw no software can fix: "They don’t make a junk design disappear." Here is why it failed.
By Denis Flierl on
“I paid cash for two trucks, both failed.” A GMC owner exposes a 3.0L Duramax nightmare. Engines seizing at 6k miles, no loaners, and a denied buyback. If you own a 2023-2025 Sierra Diesel, you need to read this warning about TSB 25-NA-307 now.
By Denis Flierl on
Fleeing the 6.2L V8 nightmare for a 3.0L Duramax? You may have traded a ticking time bomb for a slow leak. Owners report alarming oil thirst, yet GM calls it "normal." Is the diesel a safe haven or a maintenance trap? Read the full report before you buy.
By Denis Flierl on
Is your $75k Silverado a ticking time bomb? GM's "fix" for the 6.2L V8 recall is sparking outrage. Why switching to 0W-40 oil might be a band-aid for a massive defect. Owners are stuck in stop-sale limbo. Read the full investigative report.
By Denis Flierl on
Is the Regular Cab Short Bed the ultimate truck? Todd just scored a "super rare" 2026 GMC Sierra Pro in Sand Dune. See why this owner swears by the classic 2-door configuration and why he passed his '91 down to his son to keep the tradition alive.
By Denis Flierl on
A truck buyer grew up believing that Ford stood for "Found On Road Dead," but this fleet expert just bought a 2021 F-150. Why did he rule out Ram, Chevy, and Toyota? He explains why the F-150 is the "lesser headache" and why he chose it.
By Aram Krajekian on
A year of living with the GMC Sierra EV can reveal things that spec sheets never show, and they're the quiet strengths that turn a truck from impressive on paper to unforgettable in everyday life.
By Denis Flierl on
A "Reduce Acceleration" error leaves a 2024 GMC Sierra owner stranded on vacation. With no reverse and hard shifting at only 21k miles, is the 10-speed transmission toast? Here is what GMC owners need to know about this alarming failure.
By Noah Washington on
2025 GMC Sierra's motorized hood failed, forcing the owner into a dangerous, high-speed scenario and then into a 25 MPH crawl home.
By Noah Washington on
A GMC Sierra 1500 owner is stunned that his diesel truck delivers a "shockingly good" 23.5 MPG on logging roads, even with heavy tires. This high-mileage review reveals the Duramax's secret to victory.
By Noah Washington on
A 2025 GMC Sierra 3500 AT4 owner is reeling after his brand-new diesel dropped from 24 MPG highway to a measly 17 MPG, and city driving fell to a shocking 9 MPG.
By Aram Krajekian on
It’s rare for a new truck to outperform expectations this dramatically, but one GMC Sierra EV Denali owner says his truck outdid its rated range by a wide margin. That's why he's calling this truck the best purchase among other reasons.
By Denis Flierl on
A 2020 GMC Sierra owner is having buyer's remorse. He wishes he had skipped the Sierra and gone with a Silverado. It's all about those "weirdly shaped" fenders and the "big gaps" that are making him question the choice!
By Noah Washington on
Despite a dealer's promise that a known mechanical flaw was fixed in the new model, one 2025 GMC Yukon Denali suffered catastrophic engine failure at just 2,381 miles.
By Denis Flierl on
Eric Witt is jumping ship from his GMC Sierra. Why is he down on GM? He's debating the toughest truck choice: Ford, Ram, or Toyota? Which brand wins the vote for reliability and power? What all truck buyers need to know. 
By Denis Flierl on
A new 2026 Chevy Silverado with under 5k miles is DEAD after the touchscreen blacked out and lost all power. Battery looks fine. Is this a common glitch, or is a tow truck the only answer? What would you do? What Silverado owners need to know. 
By Aram Krajekian on
Not many diesel truck owners would switch to an electric Sierra EV, but after towing his 10,000-pound boat, this driver’s confidence in EV power speaks louder than the exhaust.
By Denis Flierl on
Silverado/Sierra owners: Yorch Glez ditched his Chevy Silverado 5.3L V8 for the Silverado 3.0L Duramax and regrets it! He's considering going back. Is the Duramax really a downgrade? What's your take?
By Armen Hareyan on
What happened next was completely unexpected when one GMC Sierra EV owner got tired of the dealer’s unfinished updates and decided to fix his truck himself for just forty five dollars.
By John Goreham on
On September 29th, 2024, President Trump made a bold claim that car prices would come down if he were elected. He’s been widely derided for it. The only problem for his detractors is that many easy-to-find sources prove Trump was right.
By Noah Washington on
A brand-new, $102,000 GMC Sierra EV is rapidly approaching the Lemon Law limit after the dealer failed to fix severe screen issues in 10 days.
By John Goreham on
In an amazing video from October 21st, GM’s Chief Financial Officer says the quiet part out loud, admitting EVs are not profitable and that GM expects EV demand to fall starting in Q4.
By Denis Flierl on
A lifelong Ford guy just ditched the blue oval for a 2025 GMC Sierra SLT Premium Plus! The rebates were too sweet to ignore, allowing him to snag a premium truck for an XLT price. New mods are on, and more are coming! Is this the switch for good?