Yet another class action lawsuit has been filed against in GM in Michigan, alleging it knowingly sold vehicles with defective 6.2L V8 L87 engines.

GM Authority has more exclusive information to share, and suffice to say, it looks like there may be a new GM internal combustion renaissance under way.

According to a bulletin recently sent to dealerships, some 2025 Cadillac Optiq units will need an electric drive transmission module replacement.

Now that Q2 2025 results are out, we're getting an idea of just how much the high-profile recall of the 6.2L V8 L87 truck engine is costing GM.

The 2026 GMC Sierra HD pickup truck deletes several model configurations offered previously for the 2025 model year. Now, GM Authority is taking a closer look.

The Chevy Silverado 1500 has ranked third in worldwide sales, according to a recent industry analysis, trailing behind the Ford F-150 and Toyota Hilux.

The 2026 Chevy Colorado is significantly more expensive than the preceding model year, and now, GM Authority is taking a closer look at the starting prices.

In July 2025, Chevy Silverado EV deals include interest-free financing on the all-electric pickup truck, plus nationwide and local market leases.

The 2026 GMC Canyon is more expensive than the equivalent 2025 model year. Now, GM Authority is taking a closer look at starting prices for the 2026 GMC Canyon.

GM second quarter 2025 earnings are headlined by $1.9 billion in net income (profit) on $47 billion in revenue. See complete General Motors Q2 2025 earnings.

Some units of the 2025 Cadillac Optiq electric luxury crossover require a fix to the Super Cruise hands-free system after a failed over-the-air software update.

Stellantis has pulled out of the Symbio joint venture, which was counting on the automaker as a client for 80 percent of its output of hydrogen fuel cells.