Tachometer, engine

Years 1986–88, 1998–04 Models 4 Factory citations 14

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Also described as Tachometer

Also documented for Chevrolet Oldsmobile Pontiac

Documented applications

Caballero — G-body (1983–1987)

1986–1987 Factory-verified

Only with U39; shared G-body platform code; cited from the joint El Camino/Caballero pages of the Chevrolet El Camino kits

GM Heritage factory kit — 1986 Chevrolet El Camino, p.6.
GM Heritage factory kit — 1987 Chevrolet El Camino, p.41.

Jimmy — second generation (1995–2001)

1998–2001 Factory-verified

GM factory document — 1998 gmc jimmy 4wd rpo code list, p.1.
GM factory document — 1999 gmc jimmy 4wd rpo code list, p.1.
GM factory document — 2000 gmc jimmy 4wd rpo code list, p.1.
GM factory document — 2001 gmc jimmy 4wd rpo code list, p.1.

Sonoma — first generation (1982–1993)

1988 Factory-verified

shared S-series code; cited from the joint S-10/S-15 pages of the S-10 kits

GM Heritage factory kit — 1988 Chevrolet S 10, p.69.

Sonoma — second generation (1994–2004)

1998–2004 Factory-verified

GM factory document — 1998 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 1999 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2000 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2001 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2002 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2003 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2004 gmc sonoma pickup 4wd rpo code list, p.1.

This page aggregates every documented appearance of U16 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.