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Service bulletin 0405S001

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 id10006092
Published by NHTSA2004-04-16
Manufacturer's number0405S001
Manufacturer's date2004-01-01
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

HARSH 1-2 UPSHIFT AND MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE (DTC) P1870 SET. *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, Automatic transmission

Trouble codes named

P1870

Vehicles listed
ISUZU HOMBRE1997, 1998, 1999, 2000

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
05030022005-05-10. Service bulletin. SPECIAL POLICY ADJUSTMENT CATALYTIC CONVERTER AND FRONT EXHAUST PIPE. *EH UPDATE. *TT
SB0105S0022001-12-12. Service bulletin. VEHICLES MAY EXPERIENCE A NO REVERSE, SECOND GEAR, OR FOURTH GEAR CONDITION. *SLC
SB9805L0042000-12-07. Service bulletin. INFORMATION ON REMOVING AND REPLACING THE CONNECTORS FROM THE PARK / NEUTRAL POSITION SWITCH. *TT
SB0005S0012000-09-29. Service bulletin. SOME OWNERS MAY COMMENT ABOUT RUST ON THE TRANSMISSION FLUID LEVEL INDICATOR AND THE TRANSMISSION OIL FILLER TUBE. *TT