Chevrolet Brookwood Courtesy Bulb Size
The Chevrolet Brookwood courtesy light utilizes bulb size 89 and bulb size 631 for interior illumination across various production periods. Data for the specific lighting components covers the period from 1958 through 1972.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Bulb Size by Year Range
| Years | Bulb Type | Shop |
|---|---|---|
| 1972 | 89 | Check Price |
| 1969-1971 | 631 | Check Price |
| 1958-1961 | 89 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W. | 89 | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Variant of 1156. 12V, 21W. | 631 | Check Price |