MCR ✓ Factory-verified

Cadillac · Regular Production Option

SD card reader

Years 2023, 2025–26 Models 3 Factory citations 14

Query this via API →

Also described as Memory card receptacle

Also documented for ChevroletGMC

Documented applications

CT4 — Alpha 2 (2020–2026) →

• 2025–2026 ✓ Factory-verified

  all trims: S

  ⛭ GM factory document — 2025 cadillac ct4 fleet order guide, p.3.

  ⛭ GM factory document — 2025 cadillac ct4 v ct4 v blackwing fleet order guide, p.4.

  ⛭ GM factory document — 2026 cadillac ct4 fleet order guide, p.4.

  ⛭ GM factory document — 2026 cadillac ct4 v ct4 v blackwing fleet order guide, p.4.

CT5 — Alpha 2 (2020–2026) →

• 2023, 2025–2026 ✓ Factory-verified

  Premium Luxury, Sport: S; V-Series, V-Series Blackwing: S

  ⛭ GM factory document — 2023 cadillac ct5 v ct5 v blackwing fleet order guide wayback, p.1.

  ⛭ 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.3.

  ⛭ GM factory document — 2026 cadillac ct5 fleet order guide, p.4.

  ⛭ GM factory document — 2025 cadillac ct5 v ct5 v blackwing fleet order guide, p.3.

  ⛭ GM factory document — 2026 cadillac ct5 v ct5 v blackwing fleet order guide, p.4.

Escalade — T1XX, 5th gen (2021–2027) →

• 2023 ✓ Factory-verified
  ⛭ GM factory document — 2023 cadillac 23 escalade escalade esv electrical body builder sm en us 2022oct25, p.11.

Related codes · mentioned in these notes

SV

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