E enut Member Sep 23, 2016 #1 I tried checking my antifreeze with an old Prestone hydrometer but the tube did not fit into the canister. Does anyone know of a model that will fit into the canister? Also, at what interval do you guys change your antifreeze? Thanks
I tried checking my antifreeze with an old Prestone hydrometer but the tube did not fit into the canister. Does anyone know of a model that will fit into the canister? Also, at what interval do you guys change your antifreeze? Thanks
JPass Well-Known Member Sep 24, 2016 #2 I believe the recommended replacement is 2 years for the coolant.