MJK ✓ Factory-verified

Cadillac · Regular Production Option

Transmission, 6 speed manual

Years 2025–26 Models 1 Factory citations 3

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Documented applications

CT5 — Alpha 2 (2020–2026) →

• 2025–2026 ✓ Factory-verified

  only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S

  ⛭ GM factory document — 2025 cadillac ct5 v ct5 v blackwing 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 — 2026 cadillac ct5 v ct5 v blackwing fleet order guide, p.10.

Related codes · mentioned in these notes

CT5SV

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