# Service bulletin 98048

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: 602643
- Published by NHTSA: 1999\-01\-05
- Manufacturer's number: 98048
- Manufacturer's date: 1998\-10\-01
- NHTSA component: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

## NHTSA's summary

VEHICLES EXHIBIT A CONDITION IN WHICH THE INJECTION PUMP GEAR MAY CONTAIN A MACHING BURR ON THE GEAR SURFACE. \*YC

## 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, Fuel injection

## Vehicles listed

- 1999 CHEVROLET W4
- 1999 CHEVROLET W5
- 1999 GMC W4
- 1999 GMC W5

## Other bulletins for the same vehicles and component

- [99066C](/bulletins/619002.md), 2001-05-10, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. SOME VEHICLES MAY EXPERIENCE A SERVICE ENGINE SOON LIGHT, MISFIRE, ROUGH IDLE OR HARD START DUE TO A DEPOSIT BUILD\-UP ON THE SEQUENTIAL CENTRAL PORT FUEL INJECTOR \(SCPI\) POPPET VALVE\(S\). \*TT

JSON: [/v1/bulletins/602643](/v1/bulletins/602643)

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