The General Motors 8L family of transmissions has been in service since 2014, gradually replacing older 6L six-speed units across much of the company's lineup. The bigger 8L90 was the first GM 8-speed ...
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The Biggest Problems With GM's 8-Speed Transmission
For years, automakers were reliant on 6-speed transmissions. However, they began to adopt 8-speed replacements, following pressure from the government to meet new environmental regulations. When the 8 ...
The Hydra-Matic 6L90 (production code MYD) is a six-speed automatic transmission produced by General Motors for use in rear- and rear-biased all-wheel-drive vehicles with a longitudinal powertrain ...
DETROIT — General Motors has begun producing a new generation of six-speed automatic transmissions designed to improve fuel economy, reduce cabin noise and give a smoother ride. The Hydra-Matic 6L80 ...
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