# Service bulletins for the 1993 Buick Roadmaster

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
- [020730024A](/bulletins/634999.md), 2002-10-11, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT. DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. \*TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. \*TT
- [739014](/bulletins/52566.md), 1997-08-14, Service bulletin: UNKNOWN OR OTHER. DOORS LOCK/UNLOCK ERRATICALLY WHEN USING REMOTE TRANSMITTER \(INSTALL NEW REMOTE DOOR/REAR COMPARTMENT RECEIVER\). \*TW
- [438206A](/bulletins/45823.md), 1996-04-25, Service bulletin: VISIBILITY:WINDSHIELD WIPER/WASHER. UNKNOWN
- [438206](/bulletins/37951.md), 1995-02-09, Service bulletin: VISIBILITY:WINDSHIELD WIPER/WASHER. WIPER CHATTER DURING COLD WEATHER. \*TW

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

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