Engine, 2.0L turbo, 4 cylinder, SIDI, DOHC with variable valve timing and stop/start

Years 2020–26 Models 1 Factory citations 4

Documented applications

Blazer — C1XX (2019–2026)

2020–2026 Factory-verified

2LT, 3LT: S; RS: 2025: not available; 2026: S; Premier: S (2025 only); 228 hp (170 kW) at 5000 rpm and 258 lb-ft (350 N-m) as printed in 2025 and 2026; GM Authority LSY page lists the Blazer from 2020 to present and supplies 2020 through 2024; comes with M3T and FHB

GM factory document — 2025 chevrolet blazer fleet order guide rpo codes, p.1.
GM factory document — 2025 chevrolet blazer fleet order guide, p.8.
GM factory document — 2026 chevrolet blazer fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet blazer fleet order guide, p.6.

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