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Service bulletin 086

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 id605364
Published by NHTSA1999-06-09
Manufacturer's number086
Manufacturer's date1999-02-09
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

COMPLAINTS THAT CHECK ENGINE LIGHT INDICATOR IS ON AND DIAGNOSTIC TROUBLE CODE (DTC) P0450 IS SET ON CLK320 CABRIOLET AND CLK430 VEHICLES. *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.

Trouble codes named

P0450

Vehicles listed
MERCEDES BENZ CLK320 CABRIOLET
MERCEDES BENZ CLK430

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