General Motors option code
BS1
BS1: a General Motors factory option code reused for more than one part across 1975–1981 and 1 model — see the table for what it named each year, with installs and price where a source states them.
General Motors reused this code for more than one part over the years — read the "as named that year" column for what it meant on each row rather than assuming one meaning throughout.
1 model · 6 model years · 6 sources
Every sourced appearance
| Year | Model | As named that year | Price | Installs |
|---|---|---|---|---|
| 1975 | Pontiac Firebird and Trans Am | Added Acoustical Insulation (sales code 584) RPO/UPC | $20 | Unknown |
| 1976 | Pontiac Firebird and Trans Am | Added Acoustical Insulation (sales code 521) RPO/UPC | $25 | Unknown |
| 1977 | Pontiac Firebird and Trans Am | Added Acoustical Insulation RPO/UPC | $27 | Unknown |
| 1978 | Pontiac Firebird and Trans Am | Insulation, Additional Accoustical RPO/UPC | $29 | Unknown |
| 1980 | Pontiac Firebird and Trans Am | Insulation, Additional Accoustical RPO/UPC | $34 | Unknown |
| 1981 | Pontiac Firebird and Trans Am | Insulation, Additional Acoustical RPO/UPC | $36 | Unknown |
Every row traces to the source it links from on that model's own year page; this table only collects them in one place.