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Service bulletin 010604048

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 id10012666
Published by NHTSA2005-03-10
Manufacturer's number010604048
Manufacturer's date2004-02-01
Replaces010604048A
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

AVAILABILITY OF NEW FUEL INJECTION PUMP OIL SUPPLY PIPE FOR REPLACEMENT AFTER REMOVAL. *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

Engine

Vehicles listed
CHEVROLET W SERIES1999 to 2000
CHEVROLET W-SERIES2001 to 2004
GMC W SERIES1999 to 2000
GMC W-SERIES2001 to 2004
ISUZU NPR1999
ISUZU NPR2000 to 2004
ISUZU NQR1999, 2000, 2001, 2002, 2003

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
IB09-X-004C2022-08-02. Service bulletin. The Isuzu Commercial Truck of America (ICTA) Service Technical Assistance Center (TAC) provides diagnostic support to Isuzu dealer technicians repairing Isuzu vehicles in and out of vehicle warranty. A TAC case number will be issued solely for information tracking purposes and future contact reference.
IB-14-X-0012014-11-13. Service bulletin. ISUZU: INFORMATION REGARDING CORROSION INHIBITOR IMPROVEMENT THAT CHANGES COLOR OF COOLANT TO A DARK COLOR AND IS ADDED AT PORT TO BOTH RADIATOR AND SURGE TANK. *PE
0506040352006-05-08. Service bulletin. USAGE OF E85 FUELS IN GM VEHICLES. 1997 - 2008 ALL GM CARS AND TRUCKS. 1997 - 2008 ALL SATURN VEHICLES. *TT UPDATED. *KB UPDATED ON 10/22/07. *NJ
0506010142005-11-07. Service bulletin. OIL LEAK UNDER EXTREME COLD TEMPERATURES (-34 DEGREES C) (-30 DEGREES F) OR COLDER). *TT
0506040212005-05-14. Service bulletin. REVISED INSPECTION/MAINTENANCE (I/M) EVAPORATIVE EMISSION (EVAP) SYSTEM SET PROCEDURE. *TT
020472004-07-09. Service bulletin. SUPPLEMENT TO 03-06-04-002 4HEI-TC DIESEL ENGINE - COLD WEATHER NO START. ALSO INCLUDES 2002, 2003 AND 2004 MEDIUM DUTY. *TT
040292004-05-19. Service bulletin. THE EXHAUST VALVE STEM MAY BECOME DEFORMED WHICH COULD LEAD TO VALVE TRAIN CLATTER NOISE. CUSTOMER SATISFACTION PROGRAM. *TT
0306040632004-03-04. Service bulletin. MI-TICS INJECTION PUMP EXCHANGE PROGRAM/WARRANTY GUIDELINES EFFECTIVE OCTOBER 1, 2003. *TT
030604002A2004-02-11. Service bulletin. VEHICLE NO-START IN EXTREME COLD. *TT
0306040662004-02-10. Service bulletin. THROTTLE POSITION SENSOR REPLACEMENT PROCEDURE. *TT