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Service bulletin 3/31/901

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 id51060
Published by NHTSA1997-06-27
Manufacturer's number3/31/901
Manufacturer's date1997-02-01
NHTSA componentELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

MAINTAINING ELECTROLYTE LEVEL. *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, 12-volt battery

Vehicles listed
VOLVO 9401997
VOLVO 9601997

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