1994 Cadillac Concours thick white smoke

167,825 MILES • 4 CYL • 2WD • AUTOMATIC
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KENNYG1966
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  • 1 POST
I have a caddilac 1994 concour and when i start it up and press on gas thick white smoke comes out of tailpipe? i was told it could be a sensor? do you know maybe what it could be and if so maybe what sensor it might be? thanks
Jun 9, 2008 at 8:43 AM
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MMPRINCE4000
  • ✓Experienced Mechanic
  • 8,548 POSTS
What engine does this have? The 4.9 or the 4.6 Northstar? I don't know of any 4 cyl. caddy's.

The white smoke is likely a blown headgasket or intake manifold gasket. Depending on which engine you have would make a big difference in cost to repair.
Aug 4, 2008 at 11:40 PM
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