2005 Cadillac CTS Loss of cooling

2005 CADILLAC CTS
40,562 MILES • 6 CYL • 2WD • AUTOMATIC
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ART ELGIN
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  • 1 POST
A light comes on on the dash that states check coolant. The coolant is about one large cup down; this happens about once a week. No where is there any fluid leaking. What's my problem?
Jun 28, 2010 at 10:02 AM
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MHPAUTOS
  • ✓Experienced Mechanic
  • 31,937 POSTS
Hi there,

Go get a cooling system pressure test done, this will locate any minor external coolant leaks, start here.

mark (mhpautos)
Jun 28, 2010 at 2:08 PM
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