Having problems with your 1999 Pontiac Grand Prix ?

I,m reading a code po141 pd, this is my 02 sensor bank 1 sensor 2, where on the engine will I find this as i'd like to replace it my self

Posted / edited by AnonymousUser on : 20-09-2021

Answers :

Look down the rear of the engine to the exhaust and the first o2 sensor is located there just in front of the downpipe flange, sensor 2 is on the outlet side of the catalytic converter.
Repair Help & Product Troubleshooting for 1999 Pontiac Grand Prix

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