Do you have two plugs on the back of the cab of the truck for pigtails? We have 2 on our trucks. One, the center pin has constant "key on" power for ABS. The other plug has switched power to the center pin. Just curious.
Identifying a switch on the dash of my 389
Discussion in 'Peterbilt Forum' started by Josiah Harder, Dec 5, 2022.
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