Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Date Published
DEC 02, 2020
NHTSA TSB #
10185023
TSB Document
Summary
SC199_TSB: VOLUNTARY EMMISSIONS SERVICE CAMPAIGN - IVT SOFTWARE LOGIC IMPROVEMENT AND/OR IVT REPLACEMENT (SC199) - (This bulletin was previously referred as 'SA424' or 'ELE 200'.) This bulletin provides the procedure to update the Transmission Control Module (TCM) software logic and, if necessary, replace the Intelligent Variable Transmission (IVT) on certain 2019-2021MY vehicles listed in the chart below. The affected vehicles may exhibit the illumination of MIL with the DTC(s) listed below in addition to a lack of acceleration or delay in accelerating due to transmission slippage.