Preferred Equipment Group 1, coupe and sedan

Years 1989, 1991–92, 1994 Models 1 Factory citations 4

Documented applications

Cavalier — second generation (1988–1994)

1989, 1991–1992, 1994 Factory-verified

1989: Cavalier coupe and sedan; 1991–1994: Cavalier RS coupe and sedan; the 1991 group heading prints JCAT, the code is legible in the page's air-conditioning line

GM Heritage factory kit — 1989 Chevrolet Cavalier, p.18.
GM Heritage factory kit — 1991 Chevrolet Cavalier, p.15.
GM Heritage factory kit — 1992 Chevrolet Cavalier, p.15.
GM Heritage factory kit — 1994 Chevrolet Cavalier, p.13.

This page aggregates every documented appearance of JCA1 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.