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November 5, 2015 Service bulletin

Flash: Transmission Diagnostic And Shift Enhancements

Alfa technical service bulletin 21-058-15 for 2014-2015 Alfa Romeo 4c.

Bulletin number
21-058-15
Component
Electrical system: software
Summary
Flash: Transmission Diagnostic And Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. A small number of customers may experience the following: ? Whine coming from the transmission during gear change. ? Transmission lamp on the Instrument Panel Cluster (IPC) is illuminated. ? Harsh shifting during low speed driving. The following enhancements are included in this software update: ? Improved torque management during gear shifts. ? Better clutch thermal management to improve shift quality. ? Improved low speed driving behavior.

Owners of these vehicles have filed 1 complaints in the electrical category.

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