Payload capacity, 1,000 lbs

Years 1983–89 Models 2 Factory citations 9

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Also described as Payload capacity, 1000 lb

Also documented for Cadillac Chevrolet

Documented applications

Safari — First generation (1985–1994)

1986, 1987 Factory-verified

cargo van, standard; shared M-body code; cited from the joint Astro/Safari pages of the Astro kits.

GM Heritage factory kit — 1986 Chevrolet Astro Van, p.10.
GM Heritage factory kit — 1987 Chevrolet Astro Van, p.12.

Sonoma — first generation (1982–1993)

1983–1989 Factory-verified

1986 from the power team axle lines (w/C3A-C3B); 1989 from the power team payload lines; shared S-series code; cited from the joint S-10/S-15 pages of the S-10 kits

GM Heritage factory kit — 1983 Chevrolet S 10, p.38.
GM Heritage factory kit — 1984 Chevrolet S 10, p.8.
GM Heritage factory kit — 1985 Chevrolet S 10, p.16.
GM Heritage factory kit — 1986 Chevrolet S 10, p.8.
GM Heritage factory kit — 1987 Chevrolet S 10, p.16.
GM Heritage factory kit — 1988 Chevrolet S 10, p.81.
GM Heritage factory kit — 1989 Chevrolet S 10, p.12.

This page aggregates every documented appearance of C3B in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.