LF4 ✓ Factory-verified

Cadillac · Regular Production Option

Engine, 3.6L V6 twin turbo, SIDI, DOHC, VVT

Years 2018, 2025–26 Models 2 Factory citations 3

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Documented applications

ATS — Alpha (2013–2019) →

• 2018 ✓ Factory-verified

  only in: ATS-V; 464 hp

  ⛭ GM factory document — 2018 cadillac ats v fleet order guide wayback, p.4.

CT4 — Alpha 2 (2020–2026) →

• 2025–2026 ✓ Factory-verified

  only in: CT4-V and CT4-V Blackwing; V-Series Blackwing: S

  ⛭ GM factory document — 2025 cadillac ct4 v ct4 v blackwing fleet order guide, p.7.

  ⛭ GM factory document — 2026 cadillac ct4 v ct4 v blackwing fleet order guide, p.8.

Related codes · mentioned in these notes

SV

This page aggregates every documented appearance of LF4 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.