gone12 Posted January 29, 2009 Report Share Posted January 29, 2009 I have 97 sivile How would I know if the heater core is leaking ? Is there a drain for the heater core which I could look at? Link to comment Share on other sites More sharing options...
BodybyFisher Posted January 29, 2009 Report Share Posted January 29, 2009 It would leak inside the car, lift the carpet and feel for wetness and feel the carpet You should smell coolant if its bad through the heater when its on You should be fogging up on the interior of the windows badly if its bad Pre-1995 - DTC codes OBD1 >> 1996 and newer - DTC codes OBD2 >> https://www.obd-codes.com/trouble_codes/gm/obd_codes.htm How to check for codes Caddyinfo How To Technical Archive >> http://www.caddyinfo.com/wordpress/cadillac-how-to-faq/ Cadillac History & Specifications Year by Year http://www.motorera.com/cadillac/index.htm Link to comment Share on other sites More sharing options...
adallak Posted January 30, 2009 Report Share Posted January 30, 2009 You should be fogging up on the interior of the windows badly if its bad Yep, you cannot miss that. The saddest thing in life is wasted talent Link to comment Share on other sites More sharing options...
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