General Motors is addressing a transmission issue affecting certain 2025–2026 Chevrolet Equinox and GMC Terrain models.

GM has issued a service update for certain 2024 and 2025 GMC Sierra HD units that have been found to have sediment present in their transmission fluid, with a field action available to fix the problem ...

The National Highway Traffic Safety Administration’s (NHTSA) Office of Defects Investigation is looking into a complaint that alleges an issue with the 6L90 transmission used by 2016-2018 and ...

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 ...

General Motors' 4L60-E automatic transmission is one of the most popular transmissions ever built. It was initially designed to replace and modernize GM's older Turbo 700R4 — also known as the ...