Speedometer instrument, kilometers per hour and miles per hour

Years 1998–04 Models 2 Factory citations 13

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Also described as Speedometer, instrument, kilometers

Also documented for Cadillac Chevrolet Pontiac Saturn

Documented applications

Alero — N-body (1999–2004)

1999–2004 Factory-verified

GM factory document — 1999 oldsmobile alero rpo code list, p.1.
GM factory document — 2000 oldsmobile alero rpo code list, p.1.
GM factory document — 2001 oldsmobile alero rpo code list, p.1.
GM factory document — 2002 oldsmobile alero rpo code list, p.1.
GM factory document — 2003 oldsmobile alero rpo code list, p.1.
GM factory document — 2004 oldsmobile alero rpo code list, p.1.

Silhouette — U-body second generation (1997–2004)

1998–2004 Factory-verified

the 1998–1999 lists read kilometers, Europe

GM factory document — 1998 oldsmobile silhouette ext rpo code list, p.1.
GM factory document — 1999 oldsmobile silhouette ext rpo code list, p.1.
GM factory document — 2000 oldsmobile silhouette ext rpo code list, p.1.
GM factory document — 2001 oldsmobile silhouette ext rpo code list, p.1.
GM factory document — 2002 oldsmobile silhouette ext rpo code list, p.1.
GM factory document — 2003 oldsmobile silhouette ext rpo code list, p.1.
GM factory document — 2004 oldsmobile silhouette ext rpo code list, p.1.

This page aggregates every documented appearance of U18 in the Oldsmobile reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.