TSB PIT6218D — Buick, Chevrolet and GMC Service bulletin
PIT6218D is a service bulletin on file with NHTSA for 3 Buick, Chevrolet and GMC models, 2024–2026 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 that a vehicle may be encountered with an SES light on and code P059F set. The technician is instructed to inspect the bracket in front of the grill shutter for being bent before replacing the shutter.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years PIT6218D names
| Vehicle | Model years |
|---|---|
| Buick Enclave | 2025, 2026 |
| Chevrolet Traverse | 2024, 2025, 2026 |
| GMC Acadia | 2024, 2025, 2026 |
Every document filed under PIT6218D
| Document ID | Filed | Type |
|---|---|---|
| PIT6218D | July 24, 2026 | Service bulletin |
Questions buyers ask
What is TSB PIT6218D?
PIT6218D is a service bulletin filed with NHTSA by Buick, Chevrolet and GMC, covering 3 Buick, Chevrolet and GMC models across the 2024–2026 model years. NHTSA's summary reads: This Preliminary information communicates that a vehicle may be encountered with an SES light on and code P059F set. The technician is instructed to inspect the bracket in front of the grill shutter for being bent before replacing the shutter.
Which vehicles does PIT6218D cover?
NHTSA's file names Buick Enclave (2025–2026); Chevrolet Traverse (2024–2026); GMC Acadia (2024–2026). 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 PIT6218D a recall, and is the repair free?
No. PIT6218D 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 PIT6218D?
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 PIT6218D, 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 PIT6218D. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.