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Service bulletin WP21-010

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 id10190553
Published by NHTSA2021-04-28
Manufacturer's numberWP21-010
Manufacturer's date2021-04-19
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Warranty Policy Letter for One Stop Supplier Extended Program - NorthStar Battery Coverage Updates. NorthStar (an EnerSys company) has been a supplier that allows the service network to use OWL to file claims when there is coverage on factory-installed components beyond DTNA's time and distance amounts. NorthStar requires battery testing, the accompanying results, and serial numbers.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Vehicles listed
FCCC FCCC
FREIGHTLINER FREIGHTLINER
STERLING STERLING
THOMAS BUILT BUSES THOMAS BUILT BUSES
WESTERN STAR WESTERN STAR

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