Service bulletins for the 1993 GMC Safari
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.
20 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Electrical system are shown. Show all
| 676537 | 1997-08-21. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE. INTERMITTENT HESTIATIONS, LOW POWER, AND ROUGH RUNNING ENGINE IN COLD TEMPERATURES (REPLACE PCM). *TW |
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| 468203A | 1996-04-25. Service bulletin. ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH. INOPERATIVE OR ERRATIC SPEEDOMETER AND/OR VEHICLE SHIFTS DOWN INTO SECOND GEAR OR WILL NOT SHIFT OUT OF SECOND GEAR (REPLACE CONNECTOR C240). *SD |
| 568203 | 1995-11-01. Service bulletin. ELECTRICAL SYSTEM:WIRING. UNKNOWN |
| 468203 | 1995-11-01. Service bulletin. ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH. INOPERATIVE OR ERRATIC SPEEDOMETER AND/OR VEHICLE SHIFTS DOWN INTO SECOND GEAR OR WILL NOT SHIFT OUT OF SECOND GEAR. *TW |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.