Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control...

Bulletin number

1812822

Component

Power train

Summary

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control Module (ECM) / Powertrain Control Module (PCM) with the latest available software.PCM software related to this Technical Service Bulletin (TSB) is included within the Y43 Recall. If not already completed, please perform the Y43 recall if the vehicle is on the recall VIN list. For all other vehicles perform the Repair Procedure below. Customers may experience the following: Idle Instability. The following improvements are also included in this update:wiTECH routine improvement, fuel system run-up test. wiTECH routine improvement, aftertreatment system performance test. Power Take Off (PTO) system improvements.

Owners of these vehicles have filed 139 complaints in the transmission category.