TSB PIT6415A — Chevrolet and GMC Service bulletin
PIT6415A is a service bulletin on file with NHTSA for 2 Chevrolet and GMC models, 2021 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. PI to explain normal operation for a concern that the outside rearview mirrors may not fold when the doors are locked, due to the personalization settings for Auto Door Unlocking.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years PIT6415A names
| Vehicle | Model years |
|---|---|
| Chevrolet Suburban | 2021 |
| GMC Yukon | 2021 |
Every document filed under PIT6415A
| Document ID | Filed | Type |
|---|---|---|
| PIT6415A | February 19, 2026 | Service bulletin |
Questions buyers ask
What is TSB PIT6415A?
PIT6415A is a service bulletin filed with NHTSA by Chevrolet and GMC, covering 2 Chevrolet and GMC models across the 2021 model years. NHTSA's summary reads: PI to explain normal operation for a concern that the outside rearview mirrors may not fold when the doors are locked, due to the personalization settings for Auto Door Unlocking.
Which vehicles does PIT6415A cover?
NHTSA's file names Chevrolet Suburban (2021); GMC Yukon (2021). 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 PIT6415A a recall, and is the repair free?
No. PIT6415A 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 PIT6415A?
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 PIT6415A, 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 PIT6415A. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.