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Service bulletin L634-A.10.26

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 id11032348
Published by NHTSA2026-05-06
Manufacturer's numberL634-A.10.26
Manufacturer's date2026-04-21
Campaign id or software versionL634-A.10.26
NHTSA componentENGINE

NHTSA's summary

The positioning cable tie of lambda sensor cable may not be fixed appropriately. A damaged lambda sensor cable may trigger a check engine light.

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.

Components

Engine

Vehicles listed
LAMBORGHINI TEMERARIO2026

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

Other bulletins for the same vehicles and component
L634-A.07.262026-04-06. Service campaign. Service action to the rerouting of the HV coolant pipe that on some vehicles may have been assembled out of position.
L634-A.01.262026-02-06. Service bulletin. Service bulletin for the verification of engine wiring position to avoid possible contact with other components.