Chevy Blazer Passlock Wire Diagram

The EVO/PASSLOCK (TM) module will set the DTC B3031 in the learn mode when entering the reprogramming procedure. IMPORTANT: Erase the PASSLOCK(TM) related. The cheap resistor bypass does require modification to wiring, though. Last edited: Apr 2, 2020. Reactions: 99xcss4 and HotWheelsBurban. Apr 3, 2020 #7 someotherguy even worse in person.. GM made several different types of anti-theft systems. VATS, PassKey, and PassLock. The troubleshoot and reset procedures are different for each. PassLock seems to have the highest failure rate. So if you have a key WITHOUT a chip in it, chances are it's a PassLock system. This article describes how to troublshoot and fix a PassLock system.

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In this video we will be going thru a crank no start situation with a U1000 DTC and the Security lamp lit on the instrument cluster. This is a very specific.. Ive recently become victim of the passlock system on my 99 gmc suburban 1500 4x4. I want to bypass this security system all together. After some research and studying the wiring diagrams it seems plausible that you could cut the fuel pump relay wire and run it directly into the "hot when on or start" part of the ignition.

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