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Cadillac
Deville
General
1990 Cadillac Deville problem
1990 CADILLAC DEVILLE
102,489 MILES • V8 • FWD • AUTOMATIC
BIGSIRECAL
MEMBER
1 POST
Have to floor it to reach 20 miles a hour
Jan 17, 2009 at 9:11 AM
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THIS IS MIKE
✓
Experienced Mechanic
686 POSTS
Your catalytic converter may be plugged restricting your exhaust flow and your performance. Have you had a tune up recently? Did this just suddenly happen or was it a slow progression?
Jan 19, 2009 at 5:31 AM
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