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Service bulletin PIP6093

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11026720
Published by NHTSA2025-12-22
Manufacturer's numberPIP6093
Manufacturer's date2025-12-17
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

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

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Trouble codes named

P04FB

Vehicles listed
BUICK ENVISION2021, 2022
CADILLAC CT42020, 2021, 2022
CADILLAC CT52020, 2021, 2022
CADILLAC XT42019, 2020, 2021, 2022

Listing a model year does not mean every vehicle of it is concerned: the document says which.