Bypass VATS, Passkey and Passlock security systems in GM ...

It can be VATS, Passkey or Passlock anti theft system that is going bad causing your issue. I am going to share a secrete with you on how you can bypass these systems with very little effort. This is a really unique security system bypass kit that you can use to override your current factory theft system on your GM vehicle.

Wiring Diagram For Security Light Vats On A 1996 Grand Prix 3.1. May 29, The sensor then sends a signal to the control, which GM has moved several The VAT, or vehicle anti-theft was used primarily on Corvettes. Grand Prix If an illegitimate key is used or a system problem exists, the light .

1991 Camaro Vats Wiring Diagram Also allows use of copied. May 23, · If I am reading this wiring diagram correctly, then it looks like you could just skip the resistance reading all together and just go to the STARTER ENABLE RELAY take the dark green(tan/white in some cars) wire and the yellow wire and splice in a connection between them and thats it, vats is out of the equation (my diagram ...

Wiring Diagrams By the end of that thread I had learned about GM VATS (vehicle anti-theft system) and in particular about Passkey II. Either add some type of connectors to you new "VATS resistor box" or just then bypass the starter relay with a ''trailer wiring connector''. you the schematic/ raddyshack parts list to do with as you please --post here, mfg,etc.

VATS bypass module wires: RED: 12V ignition of accessories WHITE: Fuel Enable wire. 50hz or 30hz. BLUE/GREEN: Control wire. If none of the wires connected to the ground then the output is 50 Hz suitable for most of the cars. Some cars (90-93) require 30 Hz. In that case connect the Blue wire to the Ground. BLACK: Ground.

Introduced in 1996, GM has changed the VATS anti theft system to Pass-Lock system. This is a similar device to the VATS system, in that there is a resistor present during the start cycle. However, in the PASSLOCK system, the resistor has been placed inside the ignition switch, instead of the key.

If I am reading this wiring diagram correctly, then it looks like you could just skip the resistance reading all together and just go to the STARTER ENABLE RELAY... take the dark green(tan/white in some cars) wire and the yellow wire and splice in a connection between them...and thats it, vats is out of the equation...(my diagram only applies to 3rd gens, may be the same in 4th but I dont know)

This is the Vats Fuse | Grumpys Performance Garage of a graphic I get from the 1986 Corvette Starter Wiring Diagram collection. You can save this picture file to your own computer. Please right click on the image and save the illustration. We also have some more pics connected to 1986 Corvette Starter Wiring Diagram, please see the photo gallery below, click one of the imagines, then the ...

GM Vehicle Anti-Theft System - Passkey II Relay Wiring Diagram: GM VATS Known Wire Color Combinations: These are most often found inside Orange Sheathing coming from the Ignition Switch. Yellow and Yellow White and White White, Yellow, and Black Red/White, Yellow, and Orange/Black Yellow and Brown Purple and Purple/White

NOTE *1 The VATS (Vehicle Anti-Theft System) wire may be (2) thin YELLOW wires, (2) thin TAN wires or (2) thin WHITE wires, these wires are usually in a ORANGE or BLACK HEAT SHRINK TUBE, but at times are left out of the tube and ran by themselves up under the dash to the Security Module under the Dash. MODEL YEAR(S) CORVETTE 1986 -1989