code P0172
The_Cheese
09-28-2004, 04:33 PM
i just got a code P0172 and im wondering if that can be O2 sensor or a fuel pressure problem?
i just replaced the two preCatalyst O2 sensors so if i need to replace the other two i can. i think that will be easier than the fuel pressure thing.
'96 chevy burb, 5.7L 166k
any help?
thanks
i just replaced the two preCatalyst O2 sensors so if i need to replace the other two i can. i think that will be easier than the fuel pressure thing.
'96 chevy burb, 5.7L 166k
any help?
thanks
broughy84
09-28-2004, 06:40 PM
P0172
Fuel Trim too Rich (Bank 1)
Fuel Trim too Rich (Bank 1)
The_Cheese
09-28-2004, 07:27 PM
ok now what?
The_Cheese
09-29-2004, 07:33 PM
do you think its O2 sensors or the fuel regulator?
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