SDE ✓ Factory-verified

Cadillac · Regular Production Option

LPO, trailer hitch

Years 2025–27 Models 5 Factory citations 17

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Also described as LPO, Trailer hitch

Also documented for BuickChevroletGMC

Documented applications

Lyriq — BEV3 (2023–2027) →

• 2025–2027 ✓ Factory-verified
  ⛭ GM factory document — 2025 cadillac all electric lyriq fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2027 cadillac all electric lyriq lyriq v fleet order guide rpo codes, p.1.

Optiq — BEV3 (2025–2027) →

• 2025–2027 ✓ Factory-verified

  2025: all trims O; 2026–2027: Luxury, Premium Luxury, Sport, Premium Sport: O; V-Series: not available

  ⛭ GM factory document — 2025 cadillac all electric optiq fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2027 cadillac all electric optiq optiq v fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2025 cadillac all electric optiq fleet order guide, p.11.

  ⛭ GM factory document — 2026 cadillac all electric optiq optiq v fleet order guide, p.18.

  ⛭ GM factory document — 2027 cadillac all electric optiq optiq v fleet order guide, p.19.

Vistiq — BEV3 (2026–2027) →

• 2026–2027 ✓ Factory-verified
  ⛭ GM factory document — 2026 cadillac all electric vistiq fleet order guide, p.56.

  ⛭ GM factory document — 2027 cadillac all electric vistiq fleet order guide, p.56.

XT5 — C1XX (2017–2026) →

• 2025–2026 ✓ Factory-verified
  ⛭ GM factory document — 2025 cadillac xt5 fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2026 cadillac xt5 fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2025 cadillac xt5 fleet order guide, p.17.

  ⛭ GM factory document — 2025 cadillac xt5 fleet order guide, p.36.

  ⛭ GM factory document — 2026 cadillac xt5 fleet order guide, p.18.

  ⛭ GM factory document — 2026 cadillac xt5 fleet order guide, p.37.

XT6 — C1XX (2020–2025) →

• 2025 ✓ Factory-verified

  Luxury: O

  ⛭ GM factory document — 2025 cadillac xt6 fleet order guide, p.19.

  ⛭ GM factory document — 2025 cadillac xt6 fleet order guide, p.64.

Related codes · mentioned in these notes

OV

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