2016 gmc sierra 1500 transmission recall. But, many have complained about the 8-speed and 10-speed transmissions in models from 2016 to 2024. The worst complaints are rough shifting, failure, and transmission hesitates. Sep 21, 2025 · This transmission is an Allison-licensed and validated transmission and is not an Allison engineered transmission. Yesterday driving down the highway while giving some gas the rpm suddenly spiked to 6k and redlined. PURPOSE This bulletin provides a service procedure to replace the transmission on certain 2016 model year Chevrolet Silverado and GMC Sierra vehicles equipped with an 8-speed automatic transmission (RPO M5U). The problem — first flagged in November 2024 — prompted a recall affecting both 1500 and HD Chevrolet Silverado, GMC Sierra, and several GM SUVs. Aug 15, 2024 · Learn about the common transmission issues affecting GMC Sierra models, including hard shifting, hesitation, and stalling. You may also search by Vehicle Identification Number (VIN) for recalls on vehicles not currently in your virtual garage. Read the complete details: what they cover and the recommended solutions. Suddenly I had no power while pressing on the gas. kw1 psg ok3u qb4e8eu a6x2n1d yqgc b3 owk st pacg