Hello, I own a 2004 Volvo: XC90 I D5 AWD 2.4 120kW/163hp (240,000 km) I live on an island in Guadeloupe, and I don't understand why my vehicle has no more power. It's fine on the flat, but uphill it stays in first gear and doesn't go over 30 km. Reading tutorials, I understand that I need to check: ...