Engine Coolant - Vauxhall Insignia Owner's Manual

194 Vehicle care
Different dipsticks are used
depending on engine variant.
When the engine oil level has
dropped to the MIN mark, top up
engine oil.
We recommend the use of the same
grade of engine oil that was used at
last change.
The engine oil level must not exceed
the MAX mark on the dipstick.
Caution
Overfilled engine oil must be
drained or suctioned out.
Capacities 3 273, Engine oil quality/
viscosity 3 237.
Fit the cap on straight and tighten it.

Engine coolant

The coolant provides freeze
protection down to approx. -28 °C.
Caution
Only use approved antifreeze.
Coolant level
Caution
Too low a coolant level can cause
engine damage.