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| | | Forums66 Topics128,014 Posts1,055,329 Members48,419 | | 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!
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#99139 02/05/2007 6:16 PM | Joined: Nov 2003 Posts: 19 Junior Member | | Junior Member Joined: Nov 2003 Posts: 19 | Ive been resolving some issues on my rear lights and while Im at it, I would like to get the back up lights working. Truck never had them but there were some reflectors in the hole where they go. Ive got the back up lights installed but need to know what wiring harnessses to buy and where it connects :confused: up in the front of the truck. I already have a new rear harness for the taillights, and it plugs into a specific place up front, but don't know where I would plug in the backup light harness. | | |
#99140 02/06/2007 4:41 PM | Joined: Jul 2004 Posts: 5,708 'Bolter | | 'Bolter Joined: Jul 2004 Posts: 5,708 | steves66c20, Here is a neat site that has wiring diagrams for your year truck....although it's a GMC! I don't know if they are similar, but this shows backup lights, colors, connectors and a firewall plug location. Backup lights normally require a linkage or transmission operated switch to 'turn on'..I guess you have all the in place. There is another Chevrolet site I checked, but they don't show backup lights on their wiring diagrams...looks like they were installed with a bumper, or after the truck left Detroit! The wiring on the Chevrolet site looked almost identical to the GMC site, sans lights and wires. http://community.webshots.com/album/76722164VVgaQA Stuart | | |
#99141 02/06/2007 5:09 PM | Joined: Sep 2003 Posts: 2,384 Shop Shark | | Shop Shark Joined: Sep 2003 Posts: 2,384 | On a 64-66, the wiring(green) came from the fuse box, then to a reverse light switch(on the column if column shift,on top of trans if floor shift)then thru the firewall to the framerail then out back, usually taped or tied to the tailight harness along the way. Brian | | |
#99142 02/06/2007 6:46 PM | Joined: Dec 2006 Posts: 1,464 Shop Shark | | Shop Shark Joined: Dec 2006 Posts: 1,464 | Yeah, fleetside has the right idea. This is a 1 wire circuit, you don't need to buy a wiring harness. If the wire isn't already there and pigtailed off, just run a new one. | | |
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