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  1. 262ci Forum (4.3)
    SES light is on. has been on. P0300 P0137 P0140 P0141. The codes the scanner has brought up. Still working on finding the reason for P0300 but unsuccessful as of yet. Anyway, sometimes while driving at 30mph-40mph the SES light flashes. then stops at 41mph and starts again at 50mph and stops at...
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