Jan 9, 2012 · The easiest way to bypass the Passlock 2 system is to place a resistor between the passlock sensing wire and the ground reference wire. To find these wires, look for three wires that at …

May 21, 2017 · How do I turn off the passlock security light or reset it the light stays on

Jun 19, 2023 · Is the security light flashing when you try to start the car? If so, try performing a "Passlock Relearn": (1) Put the key in the ignition and attempt to start the car, the "Security" light should go on …

IMPORTANT: The vehicle learns the Passlock Sensor Data Code and/or password on the next ignition switch transition from OFF to CRANK. You must turn the ignition OFF before attempting to start the …

Aug 15, 2014 · When I start my truck it starts and immediately stops. What would cause this? - 1992-1999 Chevrolet Tahoe

May 20, 2008 · S10 & Blazer DIY and Useful Threads - This section is strictly for frequently asked questions pertaining to S10s and Blazers.

Sep 13, 2022 · Hi Jerry! So the 01' Tahoe has something called Passlock. This is an an extra security measure GM put in their cars that prevents fuel from going into the engine and starting the car. …

Feb 5, 2012 · Without that button the Passlock System will not know there is a key in the switch and therefore it will not enter the relearn. The small white switch is part of the steering column wiring …

Nov 3, 2022 · If you used a screwdriver to turn the lock cylinder/ignition switch, irreparable damage may have occurred to the lock cylnder (where the ignition key fits into) as the lock cylinder has a magnet …

Nov 22, 2025 · Chevrolet questions - Why dont my brake lights work - Need to turn off passlock - anti lock brakes and traction control lights on - My steering column has become loose. How do I fix? - …