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Service bulletin PIP6068C

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 id11023908
Published by NHTSA2025-10-06
Manufacturer's numberPIP6068C
Manufacturer's date2025-10-01
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

This preliminary information advises dealers that Engine Control Module designation E90 is on a ordering restriction through technical assistance.

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
CADILLAC ESCALADE2021, 2022, 2023, 2024, 2025
CADILLAC ESCALADE ESV2021, 2022, 2023, 2024, 2025
CHEVROLET SILVERADO 15002022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN2021, 2022, 2023, 2024
CHEVROLET SUBURBAN 15002025 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TAHOE2021, 2022, 2023, 2024, 2025
GMC SIERRA 15002022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON2021, 2022, 2023, 2024, 2025
GMC YUKON XL2021, 2022, 2023, 2024, 2025

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