The contact called on behalf of the owner of a 2019 Chevrolet Equinox. The contact stated that there was coolant leaking from the engine compartment. The vehicle was driven to the contact and to a local mechanic who diagnosed that the coolant expansion tank recovery hose had failed causing engine coolant to leak from the hose onto the PCM. The contact stated that the hose needed to be replaced. The vehicle was not repaired. The contact was concerned that due to the location on the hose the failure would reoccur once the hose was replaced. The manufacturer and local dealer were not yet contacted regarding the failure. The failure mileage was 49,549.