Chevrolet Bolt EV 2017–2021 — technical service bulletin
Bulletin 18-NA-166 · NHTSA communication 10209254 · issued Mar 10, 2022
Technical service bulletin
communication type
Structure
component
2017–2021
model years
5
vehicle entries
Official summary
This service bulletin provides a procedure to adjust the I/P tie bar to correct a condition of A Pillar Molding Does not Match IP Top Pad, Wont Stay Attached, and or Pops Up due to the adjustment being off.
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.