San Joaquin County Public Health Services’ Child Passenger Safety Program is once again offering in-person car seat fitting to help with the installation of your child’s car seat. Learn whether it's time for a change. Car seat check-ups take place on Wednesdays, 10:00 a.m. to 2:00 p.m. at 420 South Wilson Way, Stockton, by appointment only. COVID-19 safety precautions will be followed. Call 209-468-8914 to schedule an appointment with a certified technician.