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RecallGazette

Vehicle problems, recalls & safety intelligence

Buick Envision 2019–2023technical service bulletin

Bulletin PIP5841B · NHTSA communication 10231672 · issued Jan 27, 2023

Technical service bulletin
communication type
Engine and Engine Cooling
component
2019–2023
model years
33
vehicle entries

Official summary

This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.

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.