XS (trim, code WS-series not documented) ● Confirmed

Oldsmobile · Regular Production Option

Toronado XS: three-sided hot-wire bent-glass rear window; Astro Roof optional

Years 1977–78 Models 1

Documented applications

Toronado →

• 1977–78 ● Confirmed

  Marketed trim; option-code not found in consulted CSM lists — coverage gap

  Grade note: confirmed (trim), gap (code)

This page aggregates every documented appearance of XS (trim, code WS-series not documented) in the Oldsmobile reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.