P0171 and P017n Was: What tools do I need? (P0420 Bank 1 catalytic inefficiency on a 15 year old dual-cat vehicle)
You seem to know what I wish I knew. Pardon me for horning in on this thread. >The FIRST thing that I would do would be...
9 comments
posted 8yrs
posted by NONONOmisc07
9 comments
posted 8yrs
posted by NONONOmisc07