Problem with the EGR valve. Can be stuck open or closed, or loose wiring.
p0412 Secondary air injection switching valve A circuit.
It means you put the wrong transmission in the car
what does ice poible mean in 2001 cadillac deville
Trouble code P0741 means:Torque converter clutch circuit performance or stuck off
Deville touring sedan
i have a 2000 cadillac seville and stability system is on.
Deville high/luxury sedan
The letter C on an AC display on a 91 Cadillac Deville means cold. It is often the coldest setting available.
A.I.R Control problem air injection reaction
I have a Haynes repair manual for my 92 caddy sedan deville which explains that your error code is an ECM trouble code, torque converter clutch (tcc) engadgment fault. I don't know what it means but I hope it helps u!!
My engine light came on the error code is P2179 what does this mean
Speed Sensitive Suspension. You will need to check the computer codes to see what the problem is.