# Service bulletin 040604065

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.

- Type: Service bulletin
- NHTSA id: 10011049
- Published by NHTSA: 2004\-12\-28
- Manufacturer's number: 040604065
- Manufacturer's date: 2004\-10\-01
- Replaces: 040604065A
- NHTSA component: FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM

## NHTSA's summary

ENGINEERING INVESTIGATION \(EI \#04073\) HIGH, LOW OR ERRATIC OIL PRESSURE GAUGE READING SETTING DIAGNOSTIC TROUBLE CODES P0522 AND/OR P0523. 2004 ISUZU W4 ALSO INCLUDED. \*TT UPDATE. \*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

Fuel system

## Trouble codes named

P0522, P0523

## Vehicles listed

- 2004 CHEVROLET AVALANCHE
- 2004 CHEVROLET EXPRESS
- 2004 CHEVROLET SILVERADO
- 2004 CHEVROLET SUBURBAN
- 2004 CHEVROLET TAHOE
- 2004 GMC SAVANA
- 2004 GMC SIERRA
- 2004 GMC YUKON
- 2004 GMC YUKON XL
- 2004 HUMMER H2

## Recalls for the same vehicles and component

- [2012265](/recalls/tc/2012265.md), 2012-08-08: Fuel System
- [12V388000](/recalls/nhtsa/12V388000.md), 2012-08-08: FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP
- [2006195](/recalls/tc/2006195.md), 2006-08-04: Fuel System

## Other bulletins for the same vehicles and component

- [16\-NA\-383](/bulletins/11004761.md), 2024-07-16, Service bulletin: ENGINE; FUEL/PROPULSION SYSTEM. This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build\-up.
- [140604005](/bulletins/10250012.md), 2024-02-12, Service bulletin: FUEL SYSTEM, DIESEL; EQUIPMENT. Duramax® Diesel Glow Plugs Difficult to Install Due to Carbon Buildup \- New Glow Plug Bore Reamer Available
- [140604005](/bulletins/10246499.md), 2023-12-11, Service bulletin: UNKNOWN OR OTHER; EQUIPMENT; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL. Duramax® Diesel Glow Plugs Difficult to Install Due to Carbon Buildup \- New Glow Plug Bore Reamer Available
- [12167](/bulletins/10245833.md), 2023-12-04, Service bulletin: FUEL SYSTEM, OTHER:FUEL FILTER. Special Coverage Adjustment \- Fuel Filler Pipe Corrosion
- [05\-00\-89\-072E](/bulletins/10209741.md), 2022-04-05, Service bulletin: ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management.
- [04\-06\-04\-051F](/bulletins/10209734.md), 2022-04-05, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; EQUIPMENT:MECHANICAL. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
- [PIP4723F](/bulletins/10208027.md), 2022-02-14, Service bulletin: SERVICE BRAKES, HYDRAULIC; FUEL SYSTEM, GASOLINE. This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.
- [21NA124](/bulletins/10199281.md), 2021-07-19, Service bulletin: FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:CANISTER. This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
- [PIP5163E](/bulletins/10190437.md), 2021-04-19, Service bulletin: FUEL SYSTEM, GASOLINE. This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
- [16NA383](/bulletins/10176607.md), 2020-06-22, Service bulletin: ENGINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build\-up.

JSON: [/v1/bulletins/10011049](/v1/bulletins/10011049)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20040604065&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10011049&vehicle=Service%20bulletin%20040604065)