Sometimes it's a dead give away because it will give off the odor of rotten eggs. The other clues are an extreme loss of power like being unable to reach highway speeds or a sudden drop in gas mileage.
Wiki User
∙ 13y agoNo car has a "cadillac" converter
I am assuming that you want to know where the Catalytic converter is in your 1990 Cadillac. it is underneath the car, silver color (or rust) welded to the exhaust pipe about the center of the front seat floor.
p0420? normally a bad catalytic converter
What does the converter convert a Cadillac to?
The check engine light will come on. And u might see a lower mpg rating
Transmission torque converter or an exhuast catalytic converter?
how you a torque converter is bad
LOL... Its not a 'Cadillac' converter,its a 'Catalytic converter' Click link for info... http://en.wikipedia.org/wiki/Catalytic_converter
There is no such thing as a cadillac converter
no
Torque converter going bad.
replace it