TSB PIT5544J — Chevrolet Service bulletin
PIT5544J is a service bulletin on file with NHTSA for the Chevrolet Silverado 2500, 2016–2026 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. This Preliminary information communicates information on a hydraulic rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. The noise is most noticeable in the cab at idle, in…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years PIT5544J names
| Vehicle | Model years |
|---|---|
| Chevrolet Silverado 2500 | 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 |
Every document filed under PIT5544J
| Document ID | Filed | Type |
|---|---|---|
| PIT5544J | June 24, 2026 | Service bulletin |
Questions buyers ask
What is TSB PIT5544J?
PIT5544J is a service bulletin filed with NHTSA by Chevrolet, covering the Chevrolet Silverado 2500 across the 2016–2026 model years. NHTSA's summary reads: This Preliminary information communicates information on a hydraulic rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. The noise is most noticeable in the cab at idle, in…
Which vehicles does PIT5544J cover?
NHTSA's file names Chevrolet Silverado 2500 (2016–2026). 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 PIT5544J a recall, and is the repair free?
No. PIT5544J 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 PIT5544J?
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 PIT5544J, 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 PIT5544J. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.