Jeep Gladiator 2020–2021 — technical service bulletin
Bulletin S2018000009 · NHTSA communication 10221827 · issued Aug 17, 2020
Technical service bulletin
communication type
Electrical System
component
2020–2021
model years
4
vehicle entries
Official summary
Malfunction Indicator Lamp (MIL) Illuminated. Diagnostic Trouble Codes (DTCs) P00AF ? Turbocharger Boost Control Module ?A? Performance and/or P226C ? Turbocharger Boost Control Module ?A? Slow Response.
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.