ecm problem
hello,jack .terry from mississippi coast,how ya been?well i have a problem with my ALDL port and was wondering if u can help!my service engine light ,lights up when i turn the ignition on and then goes off like it surpose to but a few min later it comes back on and when i plug my scan tool in,it keep telln me operation error.but the scan tool works fine on another GN. 
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87 Turbo T, Champion ported steal heads and intake Accufab70mm throttlebody,CPT-66bbturbo,55#injectors,comp206/206cam,T&D 1.65 Rollers, 24rowstretched IC,Lt1 Maf ,translater, TTchips , Red s hotwire and doublepumpers,Poston headers, Terryhouston3, 2.5 hooker exhaust, Century built 200R4,Precision 9.5 3200 L/U converter,hopkins upper&lower controlarms, lots of odds and ends. 
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