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- Cadillac Deville (https://www.cadillacforum.com/forum/cadillac-deville-15/)

- - hesitation under accel (https://www.cadillacforum.com/forum/cadillac-deville-15/hesitation-under-accel-7901/)

caddyman206

01-15-2009 03:51 PM

hesitation under accel

My 2000 Deville has a problem with accel. when I floor it it dosent downshift sometimes and smells horrible! like sulfur! I heard it could be faulty catalytic converters? anybody got any ideas?

slowroll

01-15-2009 06:52 PM

RE: hesitation under accel

SES light on, off, or flashing? Codes? Cat.conv. is possible as well as engine over fueling.

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