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Wayne, Journeyman
Category: Medium and Heavy Trucks
Satisfied Customers: 9824
Experience:  worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling
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Have a 2002 peterbilt American classic every. Time I turn on

Customer Question

Ok have a 2002 peterbilt American classic every. Time I turn on head lights or running lights my passenger blinker stops working but if I turn lights back of it works again what could this b
JA: What's the make/model/year of your truck? Engine type?
Customer: 2002 peterbilt American classic with a 475 cat motor
JA: Anything else you want the truck mechanic to know before I connect you?
Customer: No that's it
Submitted: 2 months ago.
Category: Medium and Heavy Trucks
Expert:  Wayne replied 2 months ago.

Hi I'm Wayne

I will help you with this

what you are describing is a lost ground

try running a ground wire to that T/s light

I hope this helps you