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December 1, 2014 Service bulletin

Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts

GMC technical service bulletin 140730001B for 2015 GMC Yukon, 2015 GMC Yukon XL and 2015 Cadillac Escalade and others.

Bulletin number
140730001B
Component
Power train: automatic transmission: internal: clutches/bands: actuators/solenoids
Summary
Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts

Owners of these vehicles have filed 110 complaints in the transmission category.

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