Jeep Grand Cherokee 2019–2020 — technical service bulletin
Bulletin 9004349 · NHTSA communication 10188616 · issued Feb 10, 2021
Technical service bulletin
communication type
Equipment
component
2019–2020
model years
2
vehicle entries
Official summary
MASTER CYLINDER, Brake For a brake pedal feel complaint, power bleed the brake system to try and resolve the issue before replacing the master cylinder.
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.