Yes, your employer can install GPS or another track-and-trace system in a company car. This could be an on-board computer or black box. Your employer does have to comply with the conditions of privacy legislation, the GDPR. This is only permitted if it is necessary.
Furthermore, your employer must always comply with the general conditions for monitoring employees. For example, your employer must first ask the works council for approval.
Read more: Monitoring employees with a GPS tracker
Also read the Dutch Data Protection Authority (DPA) privacy story: Thanks to Reginald (34), everyone at the organisation can now switch off their GPS trackers.