How dumb would I be...
#3
yes...I've just never heard of Coastal. It says that it's certified for DexIII. All they had at the local shop.
Is there any benefit to putting a DexIV fluid in this transmission?
Is there any benefit to putting a DexIV fluid in this transmission?
#6
Super Moderator
Professional Mechanic
Professional Mechanic
There is not such thing as dex IV (4) The new GM fluid is dex VI
(6). There is also a fluid out there called ATF + 4 which is for chrysler products.
(6). There is also a fluid out there called ATF + 4 which is for chrysler products.
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pjr7269
Silverado, Sierra & Fullsize Pick-ups
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February 23rd, 2012 3:09 AM