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GM Authority13 天

Some GMC Sierra And Yukon Units Need An ECM Software Update

Some units of the GMC Sierra 1500, Yukon, and Yukon XL trucks and SUVs need an ECM software update to fix a glitch with the ...
GM Authority14 天

Some Chevy Silverado And Suburban Units Need An ECM Software Update

Some units of the Chevy Silverado 1500, Tahoe, and Suburban trucks and SUVs need an ECM software update to fix a glitch with the check engine light.
autoweek12 年

GM to reprogram some oil-life monitors - Autoweek

After high warranty claims on several models with four-cylinder engines, GM will reprogram software to make oil change warning lights go on sooner.