o2 sensor question


Bdd8591
03-15-2013, 10:50 AM
have a 2003 4.3L getting codes po141 and po161 both O2 heater circuit malfunction bank 1 and bank 2 could this be a fuse and are they on the same circuit? Thanks in advance

Bdd8591
03-17-2013, 01:19 PM
It was the fuse

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