C57 ✓ Factory-verified

Oldsmobile · Regular Production Option

Vent, forced air

Years 1998–99 Models 1 Factory citations 2

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Also documented for BuickCadillacChevroletPontiac

Documented applications

Eighty Eight (LSS) — H-body (1992–1999) →

• 1998–1999 ✓ Factory-verified
  ⛭ GM factory document — 1998 oldsmobile eighty eight rpo code list, p.1.

  ⛭ GM factory document — 1999 oldsmobile eighty eight rpo code list, p.1.

This page aggregates every documented appearance of C57 in the Oldsmobile reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.