Questions & Answers for: Cadillac Escalade o2 sensor

Service Engine Soon Light keeps coming on O2 sensors on car (all four) have been replaced. harness and wire have also been replaced. Car has been to shop six times for same problem. The light stays ...

...did a tuneup a month ago. New plugs, wires, distributer, oil change, new fuel pump and filter, new o2 sensors (all 4). After I installed everything and drove the truck for a little bit, I noticed ...

...o2 sensor that befor the cat off 200 caddy escalade To remove the O2 sensor you will need an O2 sensor socket that you can buy at most auto part stores, or you can dis-connect the wire connector for ...

...telling you the plugs are bad or you are saying they are bad. sounds like though you do have bad plugs that cause your o2 sensor to get bad readings every so often. should go away when you do a tune ...

...bought with 150000 miles needed water pump and intake manifold gaskets replaced along with two o2 sensors and a tune up replaced all of it but now it just turns over and over but wont start ? ...

...this is run by the computer, it really means that the computer is being sent a message that there is a 'lean' mixture and it is trying to fix this. So, problem might be vacuum leak or O2

...to the codes P2270 mean on my Cadillac Escalade 2008 ? what needs to be exchanged? Bank 1 Sensor 2 signal is indicating a lean condition, replace the O2 sensor. Right side (passenger) after the

...O2 sensor attached to your exhaust pipe behind the catalytic convertor that has detected your exhaust is too lean. It could mean any of a variety of issues from simply the sensor is faulty, to the ...

...O2 sensor but something as simple as a vacuum leak could cause this problem. Also make sure there are no air leaks from the MAF sensor to the intake manifold. I have repaired many vehicles with these ...

2000 Cadillac Escalade replaced all o2 sensor total 4 sparg plugs maf. Code says multiple misfire. Truck idles an runs rough Could be the spark plug wires.