Chevrolet Equinox 2018–2024 — technical service bulletin
Bulletin 18-NA-020 · NHTSA communication 10245196 · issued Oct 19, 2023
Technical service bulletin
communication type
Electrical System
component
2018–2024
model years
15
vehicle entries
Official summary
This technical bulletin provides a procedure to replace the charge air cooler due to moisture getting inside of it and causing a malfunction indicator lamp illuminated with DTC P0300 and/or P0299/P2227.
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.