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Service bulletin 04048

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 id10013056
Published by NHTSA2005-04-07
Manufacturer's number04048
Manufacturer's date2004-08-20
NHTSA componentSUSPENSION:FRONT:SPRINGS:AIR SUSPENSION SYSTEM

NHTSA's summary

AN ELECTRONICALLY CONTROLLED AIR SUSPENSION MAY PRODUCE A BRIEF ELECTRICAL SPIKE WHILE THE VEHICLE IS OPERATING. *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, Air suspension

Vehicles listed
GMC ENVOY2002
OLDSMOBILE BRAVADA2002

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

Other bulletins for the same vehicles and component
19965842007-09-18. Service bulletin. BOOM/RUMBLING NOISE AT HIGHWAY SPEED *NJ