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po 141

 
zazspaz zazspaz
New User | Posts: 1 | Joined: 06/10
Posted: 06/09/10
05:47 AM

I have a code on a 04 trailblazer with a 5.3l and it reads po141 bank1 sensor 2 heater malfunction..Is bank1 on the drivers side and the second sensor from the front of the motor?  

 
Justin_at_GMHTP Justin_at_GMHTP
User | Posts: 99 | Joined: 03/09
Posted: 06/09/10
07:52 AM

Bank 1 is the drivers side, sensor 2 is the rear (post cat) sensor, so yes, you got it right!