Option package, Special

Years 1986–89 Models 1 Factory citations 4

Also documented for Chevrolet

Documented applications

Sonoma — first generation (1982–1993)

1986–1989 Factory-verified

the joint books print EL/Special, the Chevrolet and GMC names; shared S-series code; cited from the joint S-10/S-15 pages of the S-10 kits

GM Heritage factory kit — 1986 Chevrolet S 10, p.15.
GM Heritage factory kit — 1987 Chevrolet S 10, p.22.
GM Heritage factory kit — 1988 Chevrolet S 10, p.33.
GM Heritage factory kit — 1989 Chevrolet S 10, p.23.

This page aggregates every documented appearance of X97 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.