TSB PIP5841G — Chevrolet and GMC Service bulletin
PIP5841G is a service bulletin on file with NHTSA for 2 Chevrolet and GMC models, 2020–2022 model years, filed and re-filed as 2 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years PIP5841G names
| Vehicle | Model years |
|---|---|
| Chevrolet Blazer | 2020, 2021, 2022 |
| GMC Acadia | 2020, 2021, 2022 |
Every document filed under PIP5841G
Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.
| Document ID | Filed | Type |
|---|---|---|
| PIP5841G | January 10, 2026 | Service bulletin |
| PIP5841G | December 17, 2025 | Service bulletin |
Questions buyers ask
What is TSB PIP5841G?
PIP5841G is a service bulletin filed with NHTSA by Chevrolet and GMC, covering 2 Chevrolet and GMC models across the 2020–2022 model years. NHTSA's summary reads: This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
Which vehicles does PIP5841G cover?
NHTSA's file names Chevrolet Blazer (2020–2022); GMC Acadia (2020–2022). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB PIP5841G a recall, and is the repair free?
No. PIP5841G is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of PIP5841G?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under PIP5841G, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under PIP5841G. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.