Engine Oil and Fluid Recommendation for Opel Signum – 1.9 CDTi Motor oils are an important component of a car engine. With the right choice of chemical, mechanical, thermal qualities, engine oils are able to provide stable, reliable and long-term engine operation throughout the life of the car.
  • Engine: Z19DTH/L
  • Engine oil capacity, liter: 4.3
  • Manual transmission capacity, liter: 1.6-2.4
  • Automatic transmission capacity, liter: 7.0-7.5
  • Power steering capacity, liter: 0.7-1.0
  • Cooling system capacity, liter: 7.0-7.5
  • Year: 2004-08

Engine oil

  • Synthetic oil: M 5W-30
  • Synthetic oil: M 5W-30

Manual transmission

  • Synthetic gear oil: 75W90 GL5

Automatic transmission

  • Synthetic transmission fluid: AISIN-AW

Power steering

  • Hydraulic fluid: CHF/Central Hydraulic Fluid

Cooling system

  • Antifreeze for the engine: Antifreeze G12 red