- shares dealt a crucial blow to businesses in western Sydney found to have tampered with vehicle odometers and issuing roadworthy certificates to unsafe cars. Odometer tampering was believed to be a thing of the past given the complexity of altering the total distance a vehicle has travelled on modern cars. The practice of “winding back the odometer” or “clocking” a car is designed to make a high-mileage vehicle seem more appealing by reducing the total distance it claims to have been driven. According to the NSW Police Traffic and Highway Patrol Facebook page, officers from Mt Druitt Highway Patrol and other government authorities targeted a car dealer network where