https://www.reuters.com/article/us-gm-semiconductors/gm-builds-pickups-without-certain-modules-due-to-global-chip-shortage-hurting-fuel-economy-idUSKBN2B71P5

General Motors Co said on Monday that due to the global semiconductor chip shortage the U.S. automaker is building certain 2021 light-duty full-size pickup trucks without a fuel management module, slightly hurting those vehicles' fuel economy performance.