If your XL-7 is a V6, then it may very well have two o2 sensors, in the event that it does it will always be worht it to replace both of these, that way it makes for less headaches down the road.
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Related Questions
Should a knock sensor be replaced when an oxygen sensor is?
NO. there 2 different things / sensors.
Is it possible to clean the oxygen sensors of a Ford Ranger XLT 1994 or should they be replaced?
As far as I know they can not be cleaned. Must be replaced.
91 Chevy 4.3 running rich WHEN WARM UP?
If the oxygen sensors for the 1991 Chevy 4.3 is running rich when it is warmed up it is best to have the sensors replaced. Once the sensors are replaced this should resolve the issue.
How many oxygen sensors are on a 1996 Dodge Ram 1500 pickup and how many should be replaced?
There are 3 oxygen sensors and all 3 should be changed for the best performance and fuel economy. ON THE 1995 Ram there is only one O2 sensor on the cat
How often should o2 sensors be replaced?
They are replaced when they go bad.
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The oxygen sensors that connect to the exhaust system. There should be two, and they should screw into the side of the exhaust.
How many intake oxygen sensors on a 2001 sport explorer sport?
Oxygen sensors are located in the exhaust manifolds & in front pipes, should have 4
When should the timing belt be replaced on a 2004 Suzuki Grand Vitara?
When do you replace the timing chain on a 2005 Suzuki Grand Vitara?
How many oxygen sensors are on 2002ford Taurus durtec engine?
Should be 4.
What should you expect to pay to replace the oxygen bags on a 2005 Chev Impala?
Oxygen bags? Are we talking air bags or oxygen sensors?
What is a oxygen sensor look like chey luminia?
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How many oxygen sensors in a 99 cadillac deville?
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How many oxygen sensors does your 1999 Chevy z-71 with 5.7 have?
It should have 4 of them.
How do you know if your serpentine belt needs to be changed on your Suzuki Forenza?
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What is the millage for replacing the timing chain on a 1997 Suzuki sidekick?
Most 4 cyl. sidekicks should be replaced at 100k.
Where is the 1999 olds cutlass oxygen sensor?
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Your 98 Chevy s10 fails smog test have replaced everything but egr valve and oxygen sensor what else can you do?
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How many oxygen sensors on a 1993 Toyota SR5 truck 4WD?
mine is not a sr5, which should be the same, has 1
How many oxygen sensors does a 2001 Geo Prism have?
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Can fuel additives affect oxygen sensors?
The fuel additive container should say "O2 sensor safe".
Where is the oxygen sensor on a 2000 Saturn SC2?
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Where are the oxygen sensors located on the 1995 cadillac on the converter or what?
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Where are the oxygen sensors located in a 1999 Honda Civic EX?
There should be one in the header and one more in the catalytic converter.
How many oxygen sensors on v6 2002 f150?
there should be 4 two are pre cat and two are post cat
Where are the oxygen sensors and how do you replace them on a 1995 Plymouth Grand Voyager?
should be right above the catalytic converter, on the exhaust manifold
