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Service bulletin 01011901

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 id10011036
Published by NHTSA2004-12-27
Manufacturer's number01011901
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

VALVE BODY ASSY, 42LE. REPLACING THIS PART DUE TO A P1776 DIAGNOSTIC TROUBLE CODE (SOLENOID SWITCH VALVE STUCK IN LR POSITION), REPLACE THE SOLENOID ONLY. GPOP - ISSUE REVIEW SYSTEM. *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

Trouble codes named

P1776

Vehicles listed
UNKNOWN UNKNOWN

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