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Service bulletin 54148

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 id627643
Published by NHTSA2002-02-13
Manufacturer's number54148
Manufacturer's date2001-09-01
NHTSA componentEQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

NHTSA's summary

THIS SERVICE BULLETIN EXPLAINS HOW TO TROUBLESHOOT DELCO RADIOS, *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

Equipment and accessories

Vehicles listed
FREIGHTLINER ARGOSY
FREIGHTLINER BUSINESS CLASS
FREIGHTLINER CARGO
FREIGHTLINER CENTURY
FREIGHTLINER COLUMBIA
FREIGHTLINER CONDOR
FREIGHTLINER FLA
FREIGHTLINER FLB
FREIGHTLINER FLC-112
FREIGHTLINER FLD

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