NHTSA has officially asked General Motors to recall more than 721,000 full-size SUVs and pickup ... and GMC vehicles, with 28,102 complaints and 12 crashes linked to engine failures.

The National Highway Traffic Safety Administration opened an investigation into problems with GM’s 6.2-liter V-8 engines on ...

the problem with the L87 6.2-liter V-8 appears to be related to two manufacturing defects that severely damage or outright destroy the engine (again, in 597,630 Chevrolet, Cadillac, and GMC trucks ...