While Chevrolet calibrates the 2025 Silverado's 10-spd transmission for efficiency in 'Normal' mode, a growing number of owners are reporting that the 'Sport' setting actually mitigates the shift-lag ...
GM releases fix for harsh shifts in Chevy Trax and Buick Envista crossovers. Dealers are to replace TEHCM and valve body in 6T40 transmissions.
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