https://www.reuters.com/article/gm-semiconductors/gm-to-retrofit-heated-seat-feature-on-newly-sold-vehicles-in-mid-2022-idUSKBN2I427P

General Motors Co said on Friday that vehicles sold without heated and ventilated seats due to the global semiconductor shortage will be eligible, likely starting in the middle of 2022, for a retrofit that activates those features.