Service bulletins for the 2003 Buick LeSabre
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.
449 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: 12-volt battery are shown. Show all
| PIC-4935-E | 2016-08-17. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. WHEN PERFORMING BATTERY PARASITIC DRAIN TEST, THERE MAY BE SOME CONFUSION AS TO WHAT THE NORMAL POWER CONSUMPTION READING SHOULD BE FROM THE ONSTAR SYSTEM. |
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| 040861001 | 2005-03-11. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. FLOOR PAN CORROSION PERFORATION IN BATTERY COMPARTMENT. *EH |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.