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Service bulletin TSP154787

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 id623382
Published by NHTSA2001-10-26
Manufacturer's numberTSP154787
Manufacturer's date2001-04-01
ReplacesTSP142854
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

NHTSA's summary

INFORMATION REGARDING UPDATED SERVICE PROCEDURE TO REPLACE THE THERMOSTAT IN THE D12C ENGINE. NLM

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, Cooling system, Radiator

Vehicles listed
VOLVO D12
VOLVO D12A
VOLVO D12B
VOLVO D12C

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