2008 gmc sierra


2008 gmc sierra Mechanic's Assistant: Are you fixing your vehicle yourself? What have you tried so far? Yes I replace the ignition lock system it came with new onboard activating keys Mechanic's Assistant: Is the ...

2008 gmc sierra Mechanic's Assistant: Are you fixing your vehicle yourself? What have you tried so far? Yes I replace the ignition lock system it came with new onboard activating keys Mechanic's Assistant: Is the key stripped or worn? With a brand new keys Mechanic's Assistant: Anything else you want the Mechanic to know before I connect you? I was installing an Aftermarket radio lock the security system up on it security lights gone when I turn the key forward everything has power but does not turn the fuel pump on


i've attempted the key relearning process and no luck there either

Is this site some kind of a rip offSeems like I should get an answer by now
Automotive Expert
Thanks for using JustAnswer.com! My name is \*\*\*\*\* \*\*\*\*\* I'll try to answer your car questions. I'll start off with some basic checks to do, then we can get into more advanced diagnostics if needed. Let me know if any questions come up, or if there is anything I can do to help! You can update this message at anytime. - I'm sorry to hear about any troubles with the vehicle, but would be glad to try and help! - Attaching relearn procedure to the message to help with repairs, may need to be on pc/email platform to view. - If not successful on first attempt, reset modules by disconnecting both [battery](/topics-battery-gmc/) cables(or both sets of batteries) and touch pos to neg cable ends together for 2 minutes to reset module logic. Attempt procedure again, but if it doesn't complete, suspect other issues are present, recommend checking for trouble codes in each of the modules to see what's going on, may need mobile mechanic or locksmith scan tool to check all modules, if one isn't available. - Lemme know what youre seeing or if any questions come up while checking things out!

they say u can usually do everything with the reset procedure with a scan tool
Automotive Expert
Sometimes the relearn procedure wont complete for different reasons. If not able to get the keys programmed, recommend having mobile mechanic or locksmith come out and attempt key programming with scan tool, and make sure there aren't any codes setting in any of the security modules. Lemme know what youre seeing, or if any questions come up while checking things out!

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