their is a special socket made for o2 sensor removal and installation. their is a slit down one side so that the wire can come out. purchase that socket, raise vehicle safely, climb under, spray with penetrating catalyst, may need to heat up a little bit, unscrew old one, replace with new one, plug in, start the car.
Do 1978 Deville come with a oxygen sensor?
The oxygen sensor in a 1988 Cadillac Deville is located in the exhaust manifold. It constantly monitors oxygen levels in the exhaust to allow the engine to operate and peek efficiency.
The 1991 Cadillac Deville oxygen sensors are located on the firewall and the air cleaner housing. The firewall oxygen sensor will be on the drivers side. The air cleaner oxygen sensor will be on the back of the air cleaner housing.
where is the camshaft positin sensor on a 2001 cadillac deville
how to install a maf sensor on a cadillac deville concours?
where is the crankshaft angle sensor located on a 1997 cadillac deville.
where does the camshaft sensor go in a 1992 Cadillac Sedan Deville?
Locate the sensor on the exhaust system unplug it ,unscrew it and replace it in reverse. Pretty simple. Autozone will lend you a special socket needed to go around the wires if needed
on the exhaust just in front of the catalytic convertor. Good luck
check on the back side of the engine by looking underneath the car, you should see it there
Where is the MAP sensor located on a 2003 Cadillac DevilleRead more: [[Q/Where is the MAP sensor located on a 2003 Cadillac Deville#ixzz2R1XaEPL2|http://wiki.answers.com/Q/Where_is_the_MAP_sensor_located_on_a_2003_Cadillac_Deville#ixzz2R1XaEPL2]]
The oil pressure sensor is located on the oil filter adapter on the 1994 Cadillac Sedan Deville.