Drain the coolant.
Fill with water.
Start the engine.
Continue to fill with water.
let run for 10 mins; cap off.
Stop engine
Drain the water.
Fill with water.
Start the engine.
Continue to fill with water.
let run for 10 mins; cap off.
Drain the water.
Add 50/50 dex-cool mix. (distilled water a plus)
Check coolant strength.
Top of with dex-cool or water as needed (recommend a 60/40 water/antifreeze mix)
Run with cap off the get out air pockets.
Top off as needed.
