GM has issued a voluntary emissions recall for certain units of the 2022 Chevy Silverado HD equipped with the 6.6L V8 L5P turbodiesel Duramax engine due to a faulty Engine Control Module (ECM). The ...
General Motors has initiated a Service Update for the 2024 GMC Sierra HD, addressing an issue with the 6.6L V8 L5P turbodiesel Duramax engine. According to the update, affected units may not ...
Enhancing performance of the 6.6L Duramax L5P diesel engine that powers '17-to-current GMC and Chevrolet trucks is not an easy proposition. General Motors' calibration engineers have made it very ...
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