By "clear the system" do you mean clear the codes?? If so then yes, or at least I believe so this scan tool is new to me but I chose "erase".
Nick
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Ok so I have a 2002 4.3l V6 2wd 1500 and a while back my SES light came on and I finally checked it and had quite a few codes in there...
P0134
P0135
P0141
P0154
P0155
P0157 (pending)
So after looking up the codes they are all related to the O2 sensors, so I replaced both upstream and the...