You will definitely have to bleed the cooling system.
Bleed air from system like this remove cap from overflow tank fill with antifreeze to full mark leave cap off and start vehicle and let idle you will notice level in tank start to rise this is normal once thermostat starts to open level in tank will drop add more antifreeze to full mark then put cap back on.
Search Dodge Neon Questions
Dodge Neon Experts
Find great deals from top-rated dealersTMSearch
Related Models For Sale