Group 1 - General Motors (GM) is adjusting the production plan for the Chevrolet Bolt electric vehicle due to demand uncertainty, shifting from a "two-shift" to a "one-shift" production schedule starting in December [1] - The cancellation of the $7,500 tax credit for electric vehicle buyers, previously introduced during the Biden administration, is expected to weaken electric vehicle sales, prompting GM to reduce production of the Bolt and two Cadillac electric vehicles until the impact of the policy change can be assessed [1] - GM is temporarily shutting down part of the production capacity at its Spring Hill assembly plant in Tennessee, which currently produces the Cadillac Lyriq, Vistiq electric vehicles, and Cadillac's gasoline SUVs [1] Group 2 - Despite reducing electric vehicle production, GM announced plans in June to expand capacity at a factory in suburban Detroit by 2027, focusing on increasing production of large pickups and SUVs [2]