# Service bulletin 20040146

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: 10007862
- Published by NHTSA: 2004\-07\-13
- Manufacturer's number: 20040146
- Manufacturer's date: 2004\-05\-24
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

SOME CUSTOMERS MAY HAVE EXPERIENCE VEHICLE SERVICE ENGINE SOON \(SES\) LIGHT ILLUMINATION, LOW ENGINE POWER, HARD START, AND/OR FUEL IN CRANKCASE, REQUIRING INJECTOR REPLACEMENT, AS A RESULT OF HIGH FUEL RETURN RATES DUE TO FUEL INJECTOR BODY CRACKS OR BALL SEAT EROSION. \*MJ

## 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

## Vehicles listed

- 2001 to 2002 CHEVROLET SILVERADO
- 2001 to 2002 GMC SIERRA

## Other bulletins for the same vehicles and component

- [PIP4723J](/bulletins/11009156.md), 2024-10-25, Service bulletin: ELECTRICAL SYSTEM. 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.
- [General Communication](/bulletins/11006621.md), 2024-08-26, Service campaign: ELECTRICAL SYSTEM. Vehicle Wide Programming \(VWP\) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules \(with some exceptions\). The updating of modules is completed in parallel instead of the technician needing to update one module at a time. This allows a more streamlined approach for dealers and customers.
- [24\-NA\-098](/bulletins/11002312.md), 2024-06-25, Service bulletin: ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on Service Programming System \(SPS\) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
- [10\-08\-45\-001H](/bulletins/10252735.md), 2024-04-05, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
- [05500](/bulletins/10250046.md), 2024-02-12, Service bulletin: ELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM. 05500 IGNITION DISTRIBUTOR SYSTEM CORROSION INSPECT / REPLACE
- [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
- [SC\-2023070014](/bulletins/10240253.md), 2023-08-02, Service bulletin: ELECTRICAL SYSTEM. Update driver display, front passenger display, and central display control unit software
- [PIT3665M](/bulletins/10237671.md), 2023-06-13, Service bulletin: ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL. This Preliminary Information communication advises the technician that the Hydro\-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
- [23\-NA\-001](/bulletins/10230605.md), 2023-01-25, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
- [22\-NA\-205](/bulletins/10225615.md), 2022-11-02, Service bulletin: ELECTRICAL SYSTEM. This service bulletin provides information on Module Harvesting.

JSON: [/v1/bulletins/10007862](/v1/bulletins/10007862)

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