Hi Louis,
Brought my truck into the GMC dealer.
It was actually a BAD solenoid that deals with the onboard emissions system. This is why the "check engine" light went off originally. I also learned that when the check engine light appears for anything, it automatically DISABLES the...
While driving my Denali '08 to work today, the yellow alarm indicator light went off on my dashboard. Onstar claiming that it is a faulty electrical problem with the relay to the remote starter. After arriving at work, I tested the my remote starter and the engine did NOT start up! Onstar...
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