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Service bulletin PIT6520

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 id11034021
Published by NHTSA2026-06-22
Manufacturer's numberPIT6520
Manufacturer's date2026-06-18
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

This preliminary information is to inform technicians and customers that the HUD will not retain its current settings. No parts should be replaced.

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 ENCLAVE2025, 2026
CADILLAC ESCALADE2025, 2026
CADILLAC ESCALADE ESV2025, 2026
CHEVROLET SUBURBAN 15002025, 2026 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TAHOE2025, 2026
CHEVROLET TRAVERSE2024, 2025, 2026
GMC ACADIA2024, 2025, 2026
GMC YUKON2025, 2026
GMC YUKON XL2025, 2026

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