Service bulletins for the 1998 Chevrolet T-Series
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.
69 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Heating and air conditioning are shown. Show all
| 000138005A | 2002-10-11. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. SOME CUSTOMERS MAY COMMENT ABOUT INSTABILITY OF THE A/C CONDENSER OR THAT THE A/C SYSTEM IS INOPERATIVE. *TT |
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| 020137002 | 2002-04-02. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. SUBJECT REGARDING SERVICE DIAGNOSIS/RECOMMENDATIONS FOR INOPERATIVE AIR CONDITIONING SYSTEMS. *TT |
| 98861208 | 1998-08-28. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. COMMENTS THAT THE HVAC BLOWER FAN RUNS CONTINUOUSLY WITH IGNITION OFF. *YC |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.