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Service bulletin 25992

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 id606287
Published by NHTSA1999-08-16
Manufacturer's number25992
Manufacturer's date1999-05-19
NHTSA componentEQUIPMENT:ELECTRICAL

NHTSA's summary

CUSTOMERS MAY COMPLAIN THAT OKI PORTABLE PHONE DOES NOT RING WHEN IN HANDSET MODE. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Equipment and accessories

Vehicles listed
MERCEDES BENZ 129
MERCEDES BENZ 140

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