Quote:
Originally Posted by MAD King
Already cleand. Looks like new and silver. 
During the search about the IACT I found some site which says it can also be the O2 sensors, because if where coolant in the system the sensors might be damaged. I had coolant in the system before the engine were fixed. I am now trying to find out how many O2 sensors a 1998 Lumina has. |
It has 2 O2 sensors. One right behind the rear exhaust manifold sticking out of the exhaust pipe. The other one is right after your catalytic converter under the car (the only sensor attached to the exhaust under the car...can't miss it).