How often should you change a cambelt on zafira 2.0 di?

The cambelt on a Vauxhall Zafira 2.0 DI should typically be changed every 60,000 to 100,000 miles, or every 5 to 7 years, whichever comes first. It's important to consult the owner's manual for the specific recommendations for your vehicle, as maintenance intervals can vary. Regular checks are also advisable to ensure there are no signs of wear or damage that might necessitate an earlier replacement.