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137 Posts
I Have And 94 Impala SS my mods are in my siggy but i had 12 silent codes with my old pcm so i got a new opti with and new cap and rotor and also a suncoast ram air hood and i also got and pcm4less tune also but now when i use my datamaster i got not 12 codes this time i got 57 codes now
i think its and ground problem which grounds do i need to check or do i just need to change the whole wire harness
i think its and ground problem which grounds do i need to check or do i just need to change the whole wire harness
