Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Date Published
JUL 01, 2014
NHTSA TSB #
10122532
TSB Document
Summary
Supersedes Technical Service Bulletin Group 37 number 13-14 dated August 26, 2013. Hesitation concerns, harsh downshifts when braking, or harsh 1-2 upshifts. Further transmission control module (TCM), J217, software calibration needed to improve shift concerns. Further engine control module (ECM), J623, software calibration needed to improve hesitation.