2001 Pontiac Grand Am • 6 cylinder 2WD Automatic • 69,785 miles
Where is the front oxygen sensor located in the 2001 Pontiac Grand Am GT1. V-6 3.4L? I have the part and want to change it due to a SES light but just need to find it. Thanks.
What is the code number you have there is two front o2 sensor on that engine bank1 and bank2 you don't want to change the wrong one.
The code was 02 htr ckt. B1 s1. So I have the sensor before the converter.
If you could give me the actual code number that would really help me find the info it's a P followed by a four digit number.
I'm sorry i thought your engine had two upstream o2 sensor's it only has one.I posted a diagram of where it is sorry about that.I recommend using a o2 sensor socket to change it but you don't that's up to you.
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