Please answer the question. "How do you change an oxygen sensor in a 2002 Pontiac Bonneville
The o2 sensors on the 2002 Pontiac Grand Am GT are found screwed into the exhaust pipe. There are 2 of these on the 2002 Grand Am GT.
see if your local library has a manual for free d
In the exhaust pipe just past where it connects to the exhaust manifold. This will be at the back of the engine.
they have 2 o2 sensors on the muffler ELIA
Yes, there is a diagram available for the 2000 Pontiac Grand AM SE 3400 engine sensors. It is found in the maintenance book bought at local auto part shops.
its part of the exhaust system