hold off and warmer button at same time on heater controls
Trouble code P0420 means:Catalyst system efficiency below threshold (bank 1)
DISSCONECT YOUR BATT FOR 10 seconds...........there you have it
E31 = Shorted MAP cicuit sensor
Cylinder 8 misfire detected Often the front coil pack failing. Burning up the #8 sparkplug is a common indicator.
cam shaft positioning sensor code. if you buy a rebuild distributor it will have a new one in it.
Hi The Transmission Input Sensor is inside the transmission (12hrs labor) The speed sensors are on the wheel hubs (one on each front wheel) Reset the code is cheaper....
the code is 1989 cadillac Devillle and i am not kidding
IS code 11673 of 1992
replace it or get the one in your dash fixed because they have a lot of bugs in those digital dashs not working right i had to replace mines in my 91 cadillac brougham. good luck.
the key code for 1989 cadlillac
49601
Code 3 - 1992 was released on: USA: 11 April 1992