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Service bulletin 020603010

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 id10012094
Published by NHTSA2005-02-12
Manufacturer's number020603010
Manufacturer's date2004-07-01
Replaces020603010
NHTSA componentELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

BATTERY PARASITIC DRAIN. THIS SERVICE BULLETIN REPLACES 020603010. *EH

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

Electrical system, 12-volt battery

Vehicles listed
HACKNEY ISUZU NPR2003 to 2004
HUMMER H22003, 2004, 2005

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
PIT5074H2023-12-11. Service bulletin. J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.
030603004R2016-10-18. Service bulletin. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO TEST A BATTERY AND WHAT IS NEEDED TO WARRANTY A BATTERY.
PIC-4935-E2016-08-17. Service bulletin. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. WHEN PERFORMING BATTERY PARASITIC DRAIN TEST, THERE MAY BE SOME CONFUSION AS TO WHAT THE NORMAL POWER CONSUMPTION READING SHOULD BE FROM THE ONSTAR SYSTEM.
0206030092002-09-28. Service bulletin. BATTERY CHARGING TIPS - 1990-2003 PASSENGER CARS AND LIGHT DUTY TRUCKS, 1990-2003 ISUZU LIGHT DUTY TRUCKS, 2003 HUMMER H2. NLM 1990 - 2007 GM PASSENGER CARS AND LIGHT DUTY TRUCKS (INCLUDING SATURN); 1990 - 2007 ISUZU LIGHT DUTY TRUCKS. *TT