Question about 1999 Cadillac DeVille
You can visually check the 'weep hole'
under the water pump, the hoses, thermostat housing, freeze plugs, and
the radiator. With the radiator full and the cap off, you can start the
engine and look for air bubbles. A steady, regular streem of bubbles
can be an indication of a head gasket problem. The heater core is
another place it can leak but usually the windows fog up, there's a
smell, or the carpet on the passenger side gets wet when that happens.
Beyond that, you'll have to get a pressure tester to check the cap and
Also, in this link could look to interesnting info: coolant_leaks.
Kep us updated. Good luck.
Posted on Sep 12, 2010
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Posted on Jan 02, 2017
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