which 3 wire O2 sensor ?

[mrvette]

Use Bosch #  13190    it's intended for a Chrysler product, but does work fine
in a GM.....GENE
-- 


                                ____________
Fun under the sun in          //~~~~~~~~~~~~\\
Jacksonville, Fl.  :-)))     //______________\\
                       /~~~---~   |      |   ~---~~~\
                      /|    /______\____/______\    |\
                    (( | /      |          |      \ | ))   
     Mako 'Vettes    | \============================/ |   
 Shift better with   |\ \\[  ]    |mrvette|   [  ]// /|
     Automatics      | \/+========================+\/ |
                     |~==============================~|
                     |_____|                    |_____|
-------------------------------------------------------------------