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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My Volvo does that ,it will 'shed loads' progressively to try and save the batteries but after 2 weeks all bets are off.
