Australian Car Repair Issues? Ask an Auto Mechanic for Answers ASAP
SVS or "service vehicle soon" in a VZ, or any other Holden means there is a fault.
When a service is due, the km interval flashes as the reminder.
Technically, the wording is wrong, and gets confusing for owners.
Most common fault will be an oil pressure sensor, DTC P0521/0522 oil pressure low volts/high volts.
A scan of the PCM may reveal a DTC like this.
About $100 should cover an oil pressure sensor replacement.