The 2.0-liter GM LSY turbo engine appeared in the American concern’s lineup in 2018 and is installed on models such as the Buick Regal, GMC Acadia, Cadillac XT6, Chevrolet Equinox and Malibu. The power unit is distinguished by the presence of an Active Fuel Management cylinder deactivation system.
The third generation of GM Ecotec includes: LSY, LTG, LCV, LKW.
Specifications
| Production years | since 2018 |
| Displacement, cc | 1998 |
| Fuel system | direct injection |
| Power output, hp | 230 – 240 |
| Torque output, Nm | 350 |
| Cylinder block | aluminum R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 83 |
| Piston stroke, mm | 92.3 |
| Compression ratio | 10.0 |
| Features | AFM |
| Hydraulic lifters | no |
| Timing drive | chain |
| Phase regulator | DCVCP |
| Turbocharging | Twin-Scroll |
| Recommended engine oil | 0W-20 |
| Engine oil capacity, liter | 5.0 |
| Fuel type | petrol |
| Euro standards | EURO 6 |
| Fuel consumption, L/100 km (for Cadillac XT6 2020) — city — highway — combined |
11.2 7.8 9.1 |
| Engine lifespan, km | ~250 000 |
| Weight, kg | 130 |
The engine was installed on:
- Buick Envision 2 (E2XX) since 2020;
- Buick GL8 3 since 2020;
- Buick LaCrosse 3 (P2XX) since 2019;
- Buick Regal 6 (E2XX) since 2020;
- Cadillac CT5 I (A2LL) since 2018;
- Cadillac CT6 I (O1SL) since 2019;
- Cadillac XT4 I (E2UL) since 2018;
- Cadillac XT5 I (C1UL) since 2019;
- Cadillac XT6 I (C1TL) since 2019;
- Chevrolet Blazer 3 (C1XX) since 2019;
- Chevrolet Equinox 3 (D2XX) since 2020;
- Chevrolet Malibu 9 (V400) since 2018;
- GMC Acadia 2 (C1XX) since 2019.
Disadvantages of the GM LSY engine
- Motors of the first years of production were recalled to replace a defective temperature sensor;
- Like all direct injection engines, it suffers from carbon deposits on the intake valves;
- In comparison with its predecessor, the timing chain resource has grown and it serves up to 200,000 km;
- The rest of the complaints are related to noisy operation in some modes and oil leaks.
