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73-87 Chevy _ GMC Trucks => Brakes, Frame, Steering & Suspension => Brakes and Braking Systems => Topic started by: jsc on August 31, 2019, 11:06:21 AM
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I hate to sound like a novice, but I am. I was unhooking my trailer brake booster cables, and found the electrical was hooked to this. But nothing else is. Can anybody tell me what it is?
Thanks
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Looks like some sort of electrical booster but I really have no clue
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It's the resistor for the trailer brake
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Great! Thanks for the info.
John