Chevrolet Spark 2014–2020 — technical service bulletin
Bulletin 19NA053 · NHTSA communication 10176609 · issued May 5, 2020
Technical service bulletin
communication type
Electrical System
component
2014–2020
model years
7
vehicle entries
Official summary
This technical bulletin provides a procedure to replace the trans fluid pressure switch to correct Transmission Operation Concerns or Lack of Performance, MIL Illuminated.
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.