The 2026 GMC Sierra EV is about to arrive in dealerships with some significant changes, especially the expansion of the model range to include the entry-level Elevation, the off-road-ready AT4, and ...

While Chevrolet calibrates the 2025 Silverado's 10-spd transmission for efficiency in 'Normal' mode, a growing number of owners are reporting that the 'Sport' setting actually mitigates the shift-lag ...

The transmission warning light is among the many dashboard lights that drivers should be familiar with. However, there's a catch: The warning light of the transmission module comes in many shapes and ...

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 ...

The largest automaker of the Detroit Big Three has identified multiple issues with the software in the transmission control module of nearly 78,000 vans. More specifically, the 2022 to 2023 model year ...