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February 4, 2026 Service bulletin

This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase...

Chevrolet technical service bulletin PIP5841H for 2020-2025 Chevrolet Blazer, 2020-2023 GMC Acadia and 2020-2025 Cadillac XT5 and others.

Bulletin number
PIP5841H
Component
Unknown or other
Summary
This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.

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