Need an ignition interlock device near Lawrenceville? Intoxalock is available at Chilson Wilcox Inc, a certified Intoxalock ignition interlock installer. We can install your breathalyzer in cars, trucks, vans and other vehicles.Chilson-Wilcox has been in the car business for over 50 years and offer 100 years of combined experience among its mechanics. They will service your car, truck, SUV or van in all general auto repair. Chilson-Wilcox became an authorized Intoxalock ignition interlock installation center in 2010.