Information on Malfunction Indicator Lamp (MIL) Illuminated – Multiple DTCs Set – 2020-2021 Buick & Chevrolet

2021 Chevrolet Trailblazer

NHTSA ID Number: 10178275 Manufacturer Communication Number: 20NA120   Summary This informational bulletin explains how to check if the pulley and/or drive chain has any damage caused by low fluid or a code set that causes the transmission to default maxing out pressure.   4 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORE 2020 CHEVROLET MALIBU 2019-2020 … Read more