Gm Global Technolgoy Operations, Inc.

William Wise

Jeffrey Nicholas Trush

A vehicle propulsion system includes an engine for generating torque for propelling the vehicle, a transmission selectively coupled to the engine for receiving torque from the engine and having a plurality of gear selections each of which have a gear ratio which converts the torque from the engine to an output torque, a vehicle location identifier that identifies a location of the vehicle and provides a vehicle location signal indicating a location of the vehicle, and a controller that is programmed to record a shift history comprising gear selection, duration of gear selection, and vehicle location of each gear selection, identify a gear selection having a duration less than a predetermined duration, and revise a shift parameter for a gear selection having a duration less than the predetermined duration.

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Novi, MI, United States of America

William Wise