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Service bulletin 0405S007

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 id10009720
Published by NHTSA2004-10-19
Manufacturer's number0405S007
Manufacturer's date2004-07-01
NHTSA componentPOWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

NHTSA's summary

DIAGNOSTIC TROUBLE CODE C0379 SET, SERVICE 4WD LIGHT ON, 4WD INOPERATIVE. *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

Transmission and driveline, Transfer case

Trouble codes named

C0379

Vehicles listed
ISUZU ASCENDER2004

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
05050052005-09-12. Service bulletin. SERVICE 4WD LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE (DTC) C0374 SET. *TT
0405S0022004-04-16. Service bulletin. INOPERATIVE 4WD/AWD LAMP AND SYSTEM. *TT