04-11-08, 06:09 AM
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| N* Headgasket Survivor Cadillac(s): 99 Z-rated STS, 90 Coupe Deville (sold)  | | Join Date: Apr 2007 Location: The Ocean State Age: 46 | |
| Re: Drain plug?
If its the same as 99, use a 19mm hex head socket and unscrew it. Have your drain pan handy. My follies doing this are here: http://www.cadillacforums.com/forums...till-more.html (99 STS Coolant Change - Still More Questions?) |