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Service bulletin 1257A

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 id622600
Published by NHTSA2001-10-19
Manufacturer's number1257A
Manufacturer's date2000-10-01
NHTSA componentSUSPENSION

NHTSA's summary

THIS BULLETIN STATES THAT TIGHTNESS OF THE NUTS RETAINING THE PIVOT BEARING SPINDLES TO THE WISHBONE OUTER ENDS IS OF PARAMOUNT IMPORTANCE TO THE PROPER OPERATION OF THE SUSPENSION. SPICER SPECIALITY AXLE DIVISION HAS INTRODUCED A NEW STUD AND NUT ARRANGEMENT ON INDEPENDENT SUSPENSION FRONT AXLES. *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

Suspension

Vehicles listed
DANA DANA

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