Chrysler Pacifica 2021 — technical service bulletin
Bulletin 09-010-21 · NHTSA communication 10204375 · issued Nov 4, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2021
model years
1
vehicle entries
Official summary
Engine Misfire and Rough Running Engine This bulletin involves replacing all of the exhaust rocker arm/lifter assembly. Customer may notice one or more of the following conditions: The engine is misfiring. A rough running engine.This condition will not set any Diagnostic Trouble Codes (DTCs) or turn on any warning lamps or messages.
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.