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Service bulletin 111000

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 id617667
Published by NHTSA2001-03-22
Manufacturer's number111000
Manufacturer's date2000-10-11
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

INFORMATION ON THE PULLING THE NEGATIVE BATTERY CABLE BEFORE PULLING THE DRL RELAY WHEN PERFORMING CAMPAIGN 00043 DRL NONCOMPLIANCE ON 1998 GM AND CHEVROLET T-PICKUP AND UTILITIES WITH THE ZR2 HIGH RIDER PERFORMANCE PACKAGE. *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

Electrical system

Vehicles listed
CHEVROLET T SERIES1998
GMC T SERIES1998

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
0106040392001-11-01. Service bulletin. SOME VEHICLES MAY EXHIBIT A SERVICE ENGINE SOON LAMP ON, MALFUNCTION INDICATOR LAMP ILLUMINATES INTERMITTENTLY, ANTI-LOCK BRAKE SYSTEM WARNING LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODES SET, AND / OR BLOWN FUSES. *TT
9906040371999-11-26. Service bulletin. SUBJECT ON ON-BOARD DIAGNOSTIC (OBD) SYSTEM IMPROVEMENTS. *MJS
990603004A1999-11-02. Service bulletin. SOME CUSTOMERS MAY COMMENT ABOUT THE HORN SOUNDING AND A NO START CONDITION DUE TO WATER INTRUSION INTO THE ACCESSORY WIRING JUNCTION BLOCK. *TT
9906030041999-09-01. Service bulletin. CUSTOMER MAY COMPLAIN ABOUT HORN SOUNDING, NO START DUE TO WATER INTRUSION INTO ACCESSORY WIRING JUNCTION BLOCK. *TT