# Service bulletins for the 1993 Buick Century

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.

5 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
- [990730030A](/bulletins/619370.md), 2001-05-24, Service bulletin: POWER TRAIN:AXLE ASSEMBLY. OWNERS OF SOME VEHICLES EQUIPPED WITH HYDRA\-MATIC 3T40, 4T60, 4T60\-E OR 4T65\-E TRANSAXLES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN STANDING IN PARK ON A HILL OR SLOPE WITH THE ENGINE RUNNING AND THE PARKING BRAKE NOT APPLIED. \*TT
- [990730030](/bulletins/6089996.md), 2000-03-01, Service bulletin: POWER TRAIN:AXLE ASSEMBLY. SOME VEHICLES EQUIPPED WITH HYDRA\-MATIC 3T40, 4T60 OR 4T60\-E TRANSXALES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN IN PARK ON INCLINE. \*TT
- [98876121A](/bulletins/601058.md), 1998-06-24, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. VEHICLES MAY EXHIBIT A CLATTERING NOISE AT IDLE SPEED ORIGINATING FROM THE TIMING CHAIN AND FRONT COVER AREA. \*YC
- [9573T4001](/bulletins/45881.md), 1996-04-25, Service bulletin: POWER TRAIN:DRIVELINE. GRINDING AND/OR GROWLING NOISE IN PARK ON INCLINE.\*SD

JSON: [/v1/vehicles/1993_buick_century/bulletins](/v1/vehicles/1993_buick_century/bulletins)

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