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Service bulletin 040604008

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 id10006167
Published by NHTSA2004-04-23
Manufacturer's number040604008
Manufacturer's date2004-10-01
Replaces040604008A
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM; ENGINE AND ENGINE COOLING

NHTSA's summary

SERVICE ENGINE SOON (SES) LAMP ILLUMINATED WITH DTC P0135 HO2S HEATER CIRCUIT PERFORMANCE BANK 1 SENSOR 1 AND/OR DTC P0155 HO2S HEATER PERFORMANCE BANK 2 SENSOR 1. *MR THIS BULLETIN REPLACES PREVIOUS 04-06-04-008. *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

Engine, Cooling system

Trouble codes named

P0135, P0155

Vehicles listed
SATURN L2002003
SATURN L3002004, 2005
SATURN LS2000, 2001, 2002
SATURN VUE2002, 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
31202004-11-03. Service bulletin. AUX COOLANT PUMP WILL NOT CONNECT TO REPLACEMENT RADIATOR. *SC
0401370062004-07-01. Service bulletin. HEATER-VENTILATION-AIR CONDITIONING (HVAC) HISS-TYPE NOISE. *MR
02T782003-02-25. Service bulletin. EXCESSIVE NOISE FROM (ONE SPEED) ENGINE COOLING FAN AT IDLE. *TT
02T642003-02-13. Service bulletin. SERVICE INFORMATION REGARDING ELIMINATION OF AUXILIARY WATER PUMP AND INSTRUCTIONS TO INSTALL 2ND DESIGN HEATER OUTLET HOSES IN PLACE OF THE 1ST DESIGN WATER PUMP AND HEATER OUTLET HOSES. *TT
02T862003-02-10. Service bulletin. SERVICE INFORMATION REGARDING ELIMINATION OF AUXILIARY WATER PUMP AND INSTRUCTIONS TO INSTALL 2ND DESIGN HEATER INLET HOSE AND HEATER INLET ELBOW IN PLACE OF THE 1ST DESIGN WATER PUMP AND HEAT INLET HOSE. *TT
02T372002-09-23. Service bulletin. SUBJECT REGARDING SERVICE INFORMATION ON NEW OIL COOLER COVER SEALANT. *JG
02T162002-07-12. Service bulletin. SERVICE INFORMATION REGARDING DESIGN CHANGE TO THERMOSTAT HOUSING, THERMOSTAT HOUSING BOLTS, AND THERMOSTAT HOUSING O-RING SEAL. *TT
00T042000-04-11. Service bulletin. SOME CUSTOMERS MAY COMMENT OF SERVICE WRENCH TELLTALE ON; ENGINE COOLANT TEMPERATURE TELLTALE IS ON; COOLANT TEMPERATURE GAUGE NEEDLE IS IN THE RED ZONE; 30A COOL FAN #1 FUSE LOCATED IN UNDER HOOD FUSE BLOCK (UHFB) IS OPEN. *TT