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antitheft

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1998 C1500 Passlock Anti-Theft Security Light

Hi all, I have seen many posts about this subject, but I will give an overview. My 98 C1500 has a solid security light that never turns off while the key is on. The truck will crank, start, then die 2 seconds later. I have tried the following: relearn procedure (cycling key at 10-minute...
- poormanchevy
- Thread
- Mar 24, 2025
- 1989 c1500 1998 anti theft antitheft c1500 passlock security security light
- Replies: 7
- Forum: Electronics
Cargo light switch converted to hidden ‘kill switch’

Looking for some advice or insight. I got this diagram from the Bosch Relay Applications Handout PDF file & I think it’s the one I need to follow to convert my cargo light switch (that currently doesn’t do jack ****) into a hidden ‘kill switch’ that I can deactivate whenever I walk away from my...
- MurderYurFace
- Thread
- Jan 5, 2025
- anti theft antitheft cargo light switch kill switch
- Replies: 8
- Forum: Wiring Diagrams
A
Kill switch, 1997 k1500 pickup

Hello, I was thinking of adding a kill switch by interrupting the power between the computer and the fuel pump relay, which I believe is a dark green and white stripe wire. This dark green and white stripe wire is one of five wires going to the fuel pump relay, correct if I am wrong please: 1...
- aj_08
- Thread
- Mar 26, 2024
- anti theft antitheft fuel pump kill switch
- Replies: 46
- Forum: Engine Performance + Maintenance
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Key fob wont lock doors

Hi, i created this account just to ask this question. From everything ive read i havent found anyone else with my exact problem, just similar. I have a 1998 silverado k2500 diesel with an OEM key fob that worked perfectly at one time. The key fob will unlock the doors just fine but it will...
- Nevyard
- Thread
- Nov 21, 2019
- antitheft keyfob lock security unlock
- Replies: 2
- Forum: Electronics