The Hydra-Matic 8L90 (production code M5U) is a fuel-saving and electronically controlled eight-speed automatic transmission developed and produced by General Motors for use in rear- and rear-biased ...

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 ...

Originally developed for the 2015 Corvette Z06, GM’s Hydra-Matic 8L90 eight-speed auto trickled to the normal 2015 Corvette and the 2015 Cadillac Escalade. Designed to be mated exclusively to the 6.2 ...

A federal judge certified a class-action lawsuit against GM Monday in regard to claims the automaker knowingly sold defective transmissions in around 800,000 cars. U.S. District Judge David Lawson ...

When Tadge Juechter and the rest of the Corvette team were tasked with building the C7 Z06 Corvette, the best factory Corvette ever, they had to engineer a car that could be wielded on a track with ...

But rest assured it is coming...Almost no matter how awesome a new product is that GM releases, we ask "what's next" almost immediately. When Chevrolet unveiled the 2015 Corvette Z06, everyone ...

Viknesh Vijayenthiran September 3, 2014 Comment Now! General Motors Company’s [NYSE:GM] new eight-speed automatic, the 8L90, is a brilliant piece of kit. Not only can it shift faster than Porsche’s ...

Also sold as the GMC Savana, the Chevrolet Express full-size van has been with us since 1995. Facelifted for the 2003 model year, the Express is as old as dirt, but it continues to serve General ...

Use left and right arrow keys to seek audio. One of the most exciting cars that GM has produced in recent years is the Chevrolet Corvette Stingray. The 2015 Stingray will have a new automatic ...

With the 2015 Corvette Z06 getting the 8L90 eight-speed gearbox to compliment its seven-speed manual transmission, everyone felt it was only a matter of time before the Corvette team rolled the new ...

It seems the term “the more the merrier” is used quite often around GM these days. The 2014 C7 brought us the first Corvette seven-speed manual transmission, and GM just announced that they are ...