Their are three sensors, one located just in front of the radiator middle front of engine and two on the exhaust header at the middle back of the motor. You can remove the sensors using a 22 MM socket or combo. Just unplug it anf screw it out.
where are the oxygen sensors on a 2000 Pontiac grand am and how do you change them?
Buy OE. Wrench is 7/8.
I have a 2000 olds alero 4 clylinder and yes it has two oxygen sensors!! I have a 2000 olds alero 4 clylinder and yes it has two oxygen sensors!!
There should be two Oxygen sensors; the one that wears out most frequently is installed in the exhaust manifold, close to where the exhaust pipe connects. The second Oxygen sensor should be behind the catalytic converter.
There are two o2 sensors on this car.
it has 2
3
4
There are two.
There are total 4 O2 sensors. You can buy all 4 from Oxygen Geek and will cost about $260.
Top of the head
Unplug old sensor, unscrew with a 7/8 inch wrench. Reverse steps to install.