Next year, heavy-duty GM trucks will lose their Allison badges, even though the transmissions themselves won't change.

The longstanding partnership between General Motors (GM) and Allison Transmission is set to end after this year. This development will see the Chevy Silverado HD and GMC Sierra HD models drop the ...

After more than two decades working together, General Motors and Allison Transmission are officially splitting up.

GM is taking the unprecedented step of removing some of the badging on its unsold trucks starting in 2026. Here's how GM ended up in this weird situation.

The two brands have worked together for decades, but they couldn't reach an agreement to extend their longstanding licensing deal.

While GM is preparing to retire the Allison Transmission branding from its HD pickups, the Chevy Silverado MD will continue ...

Attendees got a hands-on experience in digging for lymph nodes to test as CWD cases continue to rise in Montana.

INDIANAPOLIS (AP) — INDIANAPOLIS (AP) — Allison Transmission Holdings Inc. (ALSN) on Wednesday reported third-quarter profit of $137 million. The Indianapolis-based company said it had profit of $1.63 ...