What to know about CVT Transmissions. How often should shocks be changed? Identifying electrical issues. How has coolant changed over the years? Airbag alerts. How mechanics handle electric cars. AM radio interference. Finding the cause of strange sounds in your vehicle. Why oil viscosity continues to change. Ask our car care expert Nick Stoffel of Lloyds Automotive. Visit lloydsautomotive.net 651-228-1316.