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Service bulletin RN-611-1

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 id10041351
Published by NHTSA2011-09-27
Manufacturer's numberRN-611-1
Manufacturer's date2011-08-08
NHTSA componentFUEL SYSTEM, DIESEL

NHTSA's summary

PETERBILT: WATER-IN-FUEL SENSOR HARNESS DOES NOT MEET QUALITY STANDARDS. WATER MAY SEEP BETWEEN THE WIRE INSULATION AND POTTING OF THE SENSOR. THERE MAY BE FALSE WARNING OF WATER IN FUEL. *RM

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

Fuel system

Vehicles listed
PETERBILT PETERBILT

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