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Service bulletin 97T131

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 id51523
Published by NHTSA1997-06-27
Manufacturer's number97T131
Manufacturer's date1997-01-01
NHTSA componentELECTRICAL SYSTEM:IGNITION

NHTSA's summary

ALTERNATE FUEL SPARK PLUG DIELECTRIC GREASE SPECIFICATION. *TW

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

Electrical system, Ignition

Vehicles listed
CUMMINS CUMMINS

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