battery gauge and speed odometer,and battery gauge were not working.saw a post from a few years ago about checking the accessory relay behind the dash and jumping it.as soon as I jumped it everything started working so I assume the relay is bad.my question is will jumping that relay cause any problems until I can get a new one and what gauge wire should I use
379 95 pete accessory relay behind the dash
Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Truckertrucker39, Sep 13, 2018.