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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OP here.
The only aftermarket item added is a Tomtom navigation device that stays plugged in to the 12-VDC outlet. Its draw is totally negligible.
Everything else is dead stock, as it came from the factory.
So far, the best I have come up with is to install an auxiliary battery with an isolator to keep the parasites from sucking it dry, too.
Wayne
The only aftermarket item added is a Tomtom navigation device that stays plugged in to the 12-VDC outlet. Its draw is totally negligible.
Everything else is dead stock, as it came from the factory.
So far, the best I have come up with is to install an auxiliary battery with an isolator to keep the parasites from sucking it dry, too.
Wayne
