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Service bulletin 300800

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 id619031
Published by NHTSA2001-05-11
Manufacturer's number300800
Manufacturer's date2000-08-30
NHTSA componentSUSPENSION:FRONT:CONTROL ARM

NHTSA's summary

THIS MESSAGE CONCERNS THE IMPORTANCE OF FOLLOWING SERVICE MANUAL PROCEDURES WHEN CHECKING FOR BALL JOINT WEAR ON CERTAIN VEHICLES INCLUDING ENVOYS. *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, Control arm

Vehicles listed
CHEVROLET BLAZER
CHEVROLET JIMMY
CHEVROLET SONOMA
GMC BLAZER
GMC JIMMY
GMC SONOMA
OLDSMOBILE BRAVADA

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