Kia Niro 2017–2019 — technical service bulletin
Bulletin TSB_ENG212 · NHTSA communication 10176921 · issued Jun 9, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2017–2019
model years
6
vehicle entries
Official summary
TECHNICAL SERVICE BULLETIN: CYLINDER HEAD REPLACEMENT FOR LEAN MISFIRE - This bulletin provides the procedure to replace the engine cylinder head on some 2017-2019MY Niro (DE HEV/PHEV) vehicles produced from January 1, 2016 through November 13, 2018 These vehicles may exhibit a MIL with misfire DTCâ  s and/or experience a slight engine hesitation at the speeds between 24 - 37 MPH due to Exhaust Gas Recirculation (EGR) operation. The described condition does not cause the engine to stall.
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.