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 ...
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 ...
I started getting “Service Transmission” error messages in my 2017 Lacrosse at 26,000 miles. The dealer was unable to diagnose the problem, even with help from GM ...
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