Thicker oil might help resolve issues with GM's L87 V8 engine, but independent investigations point to machining defects as the root of the problem.

But what’s new today is the launch of GM Specialty Vehicles in the UK, where customers here will be able to order cars ...

A large three-row SUV is a common thing to find in the driveway of American families. The 2027 Nissan Armada is exactly that: ...

Its roots can be traced way back to the '50s.

Some folks impacted by the L87 engine recall should now be running an updated oil spec, which has us wondering - how's your unreplaced L87 engine doing so far?

The Chevy trucks that came with a 454 V8 engine were the C/K 20 and 30 series, the 454 SS, the R2500 and R3500, the C3500 HD, and the Kodiak L21.

Over the course of its existence, General Motors has produced a litany of V8 engines, the most famous of which is the ...

GM Authority has been at the forefront of coverage when it comes to the 6.2L V8 L87 engine recall, covering everything there’s to know, from the vehicles impacted, to the issue at the heart of the ...

There's a new question flying around General Motors’ large-scale recall involving catastrophic failure of the automaker's 6.2-liter V8 L87. Some owners are wondering whether the replacement engines ...

The saga of General Motors's 6.2-liter V-8 issues has continued into 2026, as a new investigation by the National Highway Traffic Safety Administration is probing whether even the supposed fix that ...

GM’s engine problems continue to grow as the National Highway Traffic Safety Administration’s Office of Defects Investigation is looking into dozens of reports about engine failures. These have ...

Jan 19 (Reuters) - The U.S. National Highway Traffic Safety Administration said on Monday it opened a recall query into about 597,571 vehicles from General Motors (GM.N), opens new tab over engine ...