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Old 07-25-2009, 02:04 PM   #6
B4C
 
Join Date: May 2007
Location: Jim Thorpe PA
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^^^^nope heres why.

Quote:
Originally Posted by 91chevywt View Post
If you used DOT IV with DOT III you should be fine, they are commonly interchangable. They are both Glycol based. DOT V is the silicone based fluid. If you used DOT V I am pretty sure that is not interchangable.

The only difference between DOT III and IV is temperature rating, with IV being able to withstand greater temperatures.
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