While the Duramax engine family has been around for a while, only the LBZ can truly claim to be the Holy Grail of GM's heavy ...
GM issues a service update for 2025-2026 GMC Sierra and Savana models to replace the fuel pump power control module, ...
General Motors is currently investigating reports of an occasional misfire affecting vehicles equipped with the 3.0L I6 LZ0 ...
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