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Mod | | | Forums66 Topics128,074 Posts1,055,914 Members48,429 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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| | | | Joined: Mar 2012 Posts: 193 'Bolter | | 'Bolter Joined: Mar 2012 Posts: 193 | So replacing wiring harness and the headlamps have a three wire plug on em.
Was in bad shape so I got a new plug from Dorman.
Comes with three pigtails already wired to plug.
I wanna splice them into the new harness, but don’t which of the three spade prongs on back of light are ground, low beam, high beam.
Any help is appreciated.
OlD harness is already removed from vehicle… was very bad shape.
1952 GMC model 473 dump truck
1951 Chevy 1500 stepside
| | | | | Joined: Oct 2021 Posts: 6,772 'Bolter | | 'Bolter Joined: Oct 2021 Posts: 6,772 | I just rewired my headlights. Go to this thread for a diagram showing Hi, Lo, Ground connections on the second page. https://www.stovebolt.com/ubbthread...-only-work-on-high-beam.html#Post1468375
Last edited by Otto Skorzeny; 01/19/2023 8:06 PM.
1950 Chevrolet 3100 (Ol' Roy)
1939 Packard Standard Eight Coupe (The Phantom) | 1956 Cadillac Coupe de Ville (The Bismarck) | 1964 Ford Galaxie 500 coupe |1966 Ford Mustang (Little Red) | 1969 Pontiac GTO (The Dishpit) I 1979 Ford F-100 | 1976 Ford F-150 (Big Red) | 1995 Ford F-150 (Newt)
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