Cracked cylinder heads require specialized equipment to detect while blown head gaskets are identified through missing or frayed material.
NHTSA probes GM vehicles with L87 6.2L V8 engines, including Cadillac Escalade, Chevy Silverado, GMC Sierra 1500.
The government is investigating dozens of new complaints about L87 V8s failing after a recall fix was supposed to resolve the ...
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L87 engine failures keep GM under regulatory and cost pressure
U.S. legacy automaker, General Motors GM, is facing growing engine trouble that has caught the attention of federal safety ...
GM's current 6.2-liter V8 made headlines for all the wrong reasons in 2025. Internally known as the L87, it's been slapped ...
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