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Service bulletin 163

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 id10010940
Published by NHTSA2004-12-17
Manufacturer's number163
Manufacturer's date2004-05-20
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

EXCESSIVE ENGINE OPERATING TIME (GREATER THAN 5 MINUTES) AT LOW IDLE SPEED. PIERCE. *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

Engine

Vehicles listed
UNKNOWN UNKNOWN

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