Cadillac XT6 (2019-) – timing belt or chain?

Petrol engines

Model Power \| Displacement \| Cylinder \| Engine code	Camshaft drive system belt / chain
Cadillac XT6 28T 174 kW / 233 hp / 237 PS \| 1998 cc \| 4 \| –	timing chain
Cadillac XT6 28T 177 kW / 237 hp / 241 PS \| 1998 cc \| 4 \| LSY	timing chain
Cadillac XT6 3.6 V6 231 kW / 310 hp / 314 PS \| 3649 cc \| 6 \| LGX	timing chain