# Service bulletins for the 1991 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.

3 bulletins from NHTSA, as of 2026-10-19.

- [130089009](/bulletins/10246631.md), 2023-12-11, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). Expanded Availability for Remanufacture and Return \(R\&R\) Electronic Control Modules
- [731608](/bulletins/52564.md), 1997-08-14, Service bulletin: VISIBILITY:REARVIEW MIRRORS/DEVICES:INTERIOR. EXCESSIVE VIBRATION OF ELECTROCHROMIC INSIDE REARVIEW MIRROR. \*TW
- [931531](/bulletins/39549.md), 1995-11-01, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. LITTLE TO NO AIR FLOW FROM SIDE WINDOW DEFROSTER DUCTS. \*TW

JSON: [/v1/vehicles/1991_buick_lesabre/bulletins](/v1/vehicles/1991_buick_lesabre/bulletins)

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