Affected Component: POWER TRAIN

Date Published
MAY 06, 2019
NHTSA TSB #
10161353
TSB Document
Summary
N182200470 - Customer Satisfaction - Certain 2018 model year Buick Enclave and LaCrosse vehicles, and 2018 - 2019 model year GMC Terrain vehicles, may have a condition that occurs when the driver places the vehicle in neutral immediately following an auto start from an auto stop condition. The transmission can become stuck in a command that will cause damage to the transmission clutch plates. Reprogram Transmission Control Module with SPS.