Parasitic loads - GM trucks & SUV's
I have a 2011 GMC Sierra 1500 that I bought new 3 1/2 years ago (now out of warranty). I’m beginning to believe the electrical system was designed by Lucas Electric, the Price of Darkness. (For those...
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remembering from a post on a different fourm, he was having the same problem, he found there was an issue with the stock radio, it was drawing alot of power when turned off, few other guys wrote that they had the same issue. if you have a way to check that might be an easy place to start. i have an 2009 2500 and dont have any issues before that i had an 2008 1500 with no issues.
