For decades, General Motors’ C-body underpinned the most prestigious two- and four-door sedans on the road, from Oldsmobile’s ...

Shocked by a $1,400 bill for a routine transmission service? You aren't alone. One 2022 Chevy Silverado owner found out the ...

Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.

The Ford TorqShift 10R140 is generally more dependable and stronger than GM's Allison 10L1000, but its recency has led it to ...

Lou presents a well-kept 1960 Chevy Impala equipped with the 348 engine and a 4-speed transmission, showcasing its timeless style and powerful vintage performance. Epstein files released — including ...

GM has added $300 million to its Romulus Propulsion Systems plant to expand 10-speed transmission production, reinforcing its U.S. manufacturing footprint ahead of the company’s 2027 model surge. GM ...

GM and Allison Transmission will officially end their heavy-duty truck partnership in 2026, concluding a collaboration that began with the Duramax diesel era in 2001. By June 29, 2026, GM must remove ...

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 ...

If you’re one of the many, many customers waiting on a replacement valve body for the 10-speed Allison transmission in your GM heavy duty truck, there may finally be some light at the end of the ...

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 ...

GM last announced an investment in the company’s Toledo operations in 2021, when $75 million was committed to increase capacity of 10-speed transmissions used in GM’s full-size trucks. About 1,520 GM ...

General Motors announced last week that it expanded the recall campaign for vehicles equipped with its 10-speed automatic transmission to include early model years of the Cadillac CT4 and CT5 sedans, ...