U-90 / U-91 ◑ Single-source

Oldsmobile · Regular Production Option

Roof flasher wiring (incl. roof reinforcement)

Years 1968–69 Models 1

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Also on its own page U-90 →

Documented applications

Full-Size 88 / 98 →

• 1968–69 ◑ Single-source

  Police

This page aggregates every documented appearance of U-90 / U-91 in the Oldsmobile reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.