TSB PIP6033B — Chevrolet and GMC Service bulletin
PIP6033B is a service bulletin on file with NHTSA for 4 Chevrolet and GMC models, 2022–2026 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 to technicians to remove the pulley assembly and inspect the drive chain and pulley surfaces.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years PIP6033B names
| Vehicle | Model years |
|---|---|
| Chevrolet Equinox | 2025, 2026 |
| Chevrolet Malibu | 2022, 2023, 2024, 2025 |
| Chevrolet Trailblazer | 2022, 2023, 2024, 2025, 2026 |
| GMC Terrain | 2025, 2026 |
Every document filed under PIP6033B
| Document ID | Filed | Type |
|---|---|---|
| PIP6033B | June 8, 2026 | Service bulletin |
Questions buyers ask
What is TSB PIP6033B?
PIP6033B is a service bulletin filed with NHTSA by Chevrolet and GMC, covering 4 Chevrolet and GMC models across the 2022–2026 model years. NHTSA's summary reads: This Preliminary information communicates to technicians to remove the pulley assembly and inspect the drive chain and pulley surfaces.
Which vehicles does PIP6033B cover?
NHTSA's file names Chevrolet Equinox (2025–2026); Chevrolet Malibu (2022–2025); Chevrolet Trailblazer (2022–2026); GMC Terrain (2025–2026). 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 PIP6033B a recall, and is the repair free?
No. PIP6033B 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 PIP6033B?
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 PIP6033B, 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 PIP6033B. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.