2004 Chevrolet Colorado "truck security system" Questions

...the alarm. 2006 colorado..security system keeps me from starting the truck , but not every time. i had a new key made but the security symbol pops up now and then too. can the system be turned

...truck ignition key! How can I start it without a key? How to start a 2006 Colorado without a key? You can't. The security system and immobilizer is there to stop EXACTLY what you are trying to do, ...

...it's self. You can try locking and unlocking the truck manually with the key and sometimes this will unlock the security system. If not you will have to have the dealership reload the computer. ...

...security, antitheft or lock picture/icon is a visual indication that something in the car's antitheft system is failing. In most GM cars and trucks there is a hidden system that most people are ...

...security light is a visual indication that something in the car's antitheft system is failing.  In most GM cars and trucks there is a hidden system that most people are unaware even exists. ...

...security, antitheft or lock picture/icon is a visual indication that something in the car's antitheft system is failing. In most GM cars and trucks there is a hidden system that most people are ...

...security system has locked the car up from being started. You will need to reset the security system. If the steps are not in the owner manual, you may have to call your local dealership for ...

my colorado start the engine but runs just for a few seconds why? Sounds like the security system is cutting the injectors off . Is the security light flashing or is it solid.

...security system no start When prostart trips passkey system causes lock symbol in dash to flash causing a crank but no start issue on a 2007 Colorado notify manufacturer or installer for ...

...truck won't start for 10+ min. Can I disable this feature? No, it can not be disabled. The theft system is indicating a short term theft issue. Have you added any "after market" remote start systems ...