Chevrolet Spark 2016–2018 — technical service bulletin
Bulletin PIP5525B · NHTSA communication 10145476 · issued Sep 11, 2018
Technical service bulletin
communication type
Power Train
component
2016–2018
model years
3
vehicle entries
Official summary
This Preliminary information communicates to the technician to no longerreplace the TCM if diagnostics leads to replacement of the CVT7 transmission assembly for data collection.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.