Opel INSIGNIA 2017 Owner's Manual page 293

International service schedule
Required engine oil quality
Engine oil quality
dexos1 GEN2
dexos2
Engine oil quality
ACEA A3/B3
ACEA A3/B4
ACEA C3
All countries with international service interval 3 284
Petrol engines
(including CNG, LPG, E85)
✔
–
All countries with international service interval 3 284
Petrol engines
(including CNG, LPG, E85)
–
–
–
Technical data 291
Diesel engines
–
✔
Diesel engines
–
✔
✔