- 1964 Confirmed
Also described as Seat BeltsCustom seat beltsSeat belts - customSwing-out rear quarter windowSwing-out rear quarter windowsSwing-out rear quarter vent windowsWindows, swing-out quarterWindow, rear quarter, vent swing outWindow, rear quarter vent, swing-out, power operated
Also documented for BuickCadillacGMCOldsmobilePontiacSaturn
Documented applications
- 1964 Confirmed
- 1971–1977 Factory-verifiedGM Heritage factory kit — 1972 Chevrolet Vega, p.12.GM Heritage factory kit — 1977 Chevrolet Vega, p.9.
- 1984–1986, 1988–1990 Factory-verified
only in: wagon; 1987 is not claimed: no dated page of that year prints the code as an entry of its own
GM Heritage factory kit — 1984 Chevrolet Celebrity, p.39.GM Heritage factory kit — 1985 Chevrolet Celebrity, p.40.GM Heritage factory kit — 1986 Chevrolet Celebrity, p.39.GM Heritage factory kit — 1988 Chevrolet Celebrity, p.44.GM Heritage factory kit — 1989 Chevrolet Celebrity, p.67.GM Heritage factory kit — 1990 Chevrolet Celebrity, p.39.
- 1988–1994, 1998–2000 Factory-verified
the 1988 and 1991 kit citations print the code only inside another option's cross-reference (no defining line found)
GM Heritage factory kit — 1988 Chevrolet Truck, p.140.GM Heritage factory kit — 1989 Chevrolet Truck, p.27.GM Heritage factory kit — 1990 Chevrolet Truck, p.36.GM Heritage factory kit — 1991 Chevrolet Truck, p.36.GM Heritage factory kit — 1992 Chevrolet Truck, p.37.GM Heritage factory kit — 1993 Chevrolet Truck, p.14.GM Heritage factory kit — 1994 Chevrolet Truck, p.8.
- 1983–1989 Factory-verified
only in: extended cab; the 1984 page prints A2O
GM Heritage factory kit — 1983 Chevrolet S 10, p.28.GM Heritage factory kit — 1984 Chevrolet S 10, p.21.GM Heritage factory kit — 1985 Chevrolet S 10, p.27.GM Heritage factory kit — 1986 Chevrolet S 10, p.18.GM Heritage factory kit — 1987 Chevrolet S 10, p.25.GM Heritage factory kit — 1988 Chevrolet S 10, p.20.GM Heritage factory kit — 1989 Chevrolet S 10, p.64.
- 1998–1999 Factory-verified
- 1998–1999 Factory-verified
- 2005–2008 Factory-verified
- 1998–2005 Factory-verified
This page aggregates every documented appearance of A20 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.