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Here’s a list of all of the vehicles potentially affected in the class-action lawsuit: Dealers were directed to tell Silverado transmission customers that harsh shifts were ‘normal’ or ‘characteristic.’ Such decision-making is both highly irresponsible and emblematic of what GM believes it can get away with.” What GM vehicles have the eight-speed transmission? 2018 GMC Sierra 1500 | GM The court-appointed lead counsel said, “General Motors knowingly sold over 800,000 eight-speed transmission vehicles, which they knew to be defective for years, and yet made the business decision not to tell its customers before purchase. “Enhancements for shifting and a newly designed torque converter to reduce “vibrations to improve smoothness.” Both the technical service bulletins and improvements can be an indication that GM knew there were problems and tried to correct them or have them corrected in the field.
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Why a class action transmission lawsuit? 2019 Chevrolet Silverado 1500 | GMĬhevrolet touted a “new and improved” eight-speed Silverado transmission in 2019 Silverado advertising. But some reports, including our own, identify over 60 technical service bulletins issued since the transmission was first introduced. Since 2015 GM has released 13 technical service bulletins over issues with the eight-speed, according to the lawsuit. Either transmission came in front-wheel, rear-wheel, and four-wheel drive vehicles. The Silverado transmission in question is the 8L90 or 8L45 eight-speed automatic which came out in 2015. The issue even has its own nickname, the “Chevy Shake.” The lawsuits claim the trucks become unsafe to drive when these issues happen.
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Those issues include “hesitation, shaking, shuddering, and jerking.” Hard shifting has also been another complaint, according to the Detroit Free Press. In all, there are 39 plaintiffs filing lawsuits in 26 states over the Silverado transmission issues. What problems are Silverado owners having with the transmission? 2018 Chevrolet Silverado 1500 | GM
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But now, enough individual lawsuits exist that a judge is folding all of them into one, granting it class-action status. A lot of activity associated with the problem has been in the works for years, including numerous lawsuits. Issues with the eight-speed automatic transmissions in Chevrolet Silverado pickups are well-known.
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