The U.S. National Highway Traffic Safety Administration (NHTSA) has initiated an investigation into 877,710 General Motors (GM) vehicles due to reports of engine failures in several popular models: the Chevrolet Silverado, GMC Sierra, Chevrolet Tahoe, Chevrolet Suburban, GMC Yukon, and Cadillac Escalade, all equipped with the L87 V8 engine from the 2019 to 2024 model years. The investigation was prompted by complaints regarding potential bearing failures that could lead to engine seizure and connecting rods breaching the engine block. Such issues pose a serious risk of complete power loss, raising safety concerns, although no accidents or fires have been reported. NHTSA...