answersLogoWhite

0


Best Answer

You need to change only when it changes ro rusty color or effectiveness is diminished. This can be tested by a small device they sell in Auto parts stores, that measures its specific gravity.

User Avatar

Wiki User

10y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: When do you need to change coolant on a 1999 Toyota Camry?
Write your answer...
Submit
Still have questions?
magnify glass
imp