SQ9 ✓ Factory-verified

Cadillac · Regular Production Option

LPO, wheels, 20 inch (50.8 cm), Low Gloss Black alloy

Years 2025–26 Models 1 Factory citations 8

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Also documented for ChevroletGMC

Documented applications

CT5 — Alpha 2 (2020–2026) →

• 2025–2026 ✓ Factory-verified

  Premium Luxury, Sport: O; V-Series: O; V-Series Blackwing: not available; the 2026 list words it as 20 inch alloy wheels with Low Gloss Black finish

  ⛭ GM factory document — 2025 cadillac ct5 fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2025 cadillac ct5 v ct5 v blackwing fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2026 cadillac ct5 fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2026 cadillac ct5 v ct5 v blackwing fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2025 cadillac ct5 fleet order guide, p.23.

  ⛭ GM factory document — 2026 cadillac ct5 fleet order guide, p.24.

  ⛭ GM factory document — 2025 cadillac ct5 v ct5 v blackwing fleet order guide, p.28.

  ⛭ GM factory document — 2026 cadillac ct5 v ct5 v blackwing fleet order guide, p.29.

Related codes · mentioned in these notes

OV

This page aggregates every documented appearance of SQ9 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.