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  1. V6 Tech
    Need some help with my mustang. Its a 97 v6 3.8 Took it for a smog and it failed. I got codes: p0443 EVAP purge control valve CKT malfunction p1131 no description p0171 System too lean (Bank 1) p0174 System too lean (Bank 2) How can I fix it? Can I do it myself? What is OBD system check...
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