Bypass module needs to be disconnected and re install factory module for OBD to function properly when vehicle is serviced. Location is under instrument cluster. Not convenient. Returning ZFlash for that reason
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Sergio C.
Had some Issues when first got the unit Connected them and with out any Hassle i mailed it back and they sent a new unit without delay! Awesome service i will definitely be ordering a another unit for my other truck! Thanks guys!
