TSB PIT6374D — Cadillac Service bulletin
PIT6374D is a service bulletin on file with NHTSA for the Cadillac Escalade, 2025–2026 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 an issue with the DRL or turning signal being inoperative and dealership are to replace the head light assembly.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years PIT6374D names
| Vehicle | Model years |
|---|---|
| Cadillac Escalade | 2025, 2026 |
Every document filed under PIT6374D
| Document ID | Filed | Type |
|---|---|---|
| PIT6374D | June 17, 2026 | Service bulletin |
Questions buyers ask
What is TSB PIT6374D?
PIT6374D is a service bulletin filed with NHTSA by Cadillac, covering the Cadillac Escalade across the 2025–2026 model years. NHTSA's summary reads: This Preliminary information communicates an issue with the DRL or turning signal being inoperative and dealership are to replace the head light assembly.
Which vehicles does PIT6374D cover?
NHTSA's file names Cadillac Escalade (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 PIT6374D a recall, and is the repair free?
No. PIT6374D 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 PIT6374D?
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 PIT6374D, 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 PIT6374D. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.