Dex-cool
The 1999 Saturn engine uses dexcool type coolant. This coolant is different form other types and cannot me mixed with another type.
You probably used the wrong type of antifreeze. You should use the type for aluminum heads.
GM Dexacool or any other brand that indicates it is "dexacool" compatible
Dexcool don't use any other type
Phosphate-free ethylene glycol coolant mixed 50/50 with water
IT uses the standard green 50/50 solution
A 1998 Dodge Neon uses green antifreeze.
Use the Gold antifreeze. It lasts longer and does not cause corrosion to the cooling system.
Was built with Dexcool. A lot of people switch to green.
What type of antifreeze do I use for a 2000 bonneville
What type of antifreeze do I use for a 2000 bonneville
Dex-Cool - From the GM dealer or a Dex-cool compatible alternative