WenmarOpen by Wenmar Pro

Service bulletin PIT6355

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11018655
Published by NHTSA2025-05-29
Manufacturer's numberPIT6355
Manufacturer's date2025-05-21
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

This is to communicate to the dealership technicians to not perform any repairs for this issue. PI will be updated or replaced with TSB once a determination has been made.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Vehicles listed
BUICK ENCLAVE2024
BUICK ENVISION2025
CADILLAC CT52025
CHEVROLET BLAZER EV2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO EV2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC ACADIA2024
GMC SIERRA EV2024, 2025 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.