Having problems with your 1999 Pontiac Grand Am GT ?

I pulled a code p1626 serial data communication failure with vehicle theft deterent controller what does this mean and how do you fix it?????

Posted / edited by AnonymousUser on : 25-09-2017

Answers :

GM is rather notorious for their vehicle theft deterrent (VTD) systems.
if your car still starts,don't plan it starting for long! This problem will get you stuck.There are many Pontiac/vtd threads which detail how to bypass the anti theft system.
Repair Help & Product Troubleshooting for 1999 Pontiac Grand Am GT

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