General Motors option code
M7 — Rear Window Defroster
M7 (Rear Window Defroster): a General Motors factory option code recorded on 3 models across 1967–1972, with installs and price where a source states them.
3 models · 6 model years · 5 sources
Every sourced appearance
| Year | Model | As named that year | Price | Installs |
|---|---|---|---|---|
| 1967 | Buick Riviera | Rear Window Defroster order code (Buick option code) | $21.05 | Unknown |
| 1967 | Buick Skylark Gran Sport, GS and GSX | Rear window defroster (not on convertible) order code | $21.06 | Unknown |
| 1967 | Buick Wildcat | Rear window defroster (not on convertible) order code | $21.05 | Unknown |
| 1968 | Buick Riviera | Rear Window Defroster order code (Buick option code) | $21.05 | Unknown |
| 1969 | Buick Riviera | Rear window defroster order code | $22.11 | Unknown |
| 1969 | Buick Skylark Gran Sport, GS and GSX | Rear window defroster (all except GS 400 convertible) order code | $22.12 | Unknown |
| 1969 | Buick Wildcat | Rear window defroster (except convertibles) order code | $22.11 | Unknown |
| 1970 | Buick Riviera | Rear Window Defroster order code (Buick option code) | Unknown | Unknown |
| 1971 | Buick Riviera | Rear Window Defroster order code (Buick option code) | $31.58 | Unknown |
| 1972 | Buick Riviera | Rear Window Defroster order code (Buick option code) | Unknown | 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.