Can I tap the reverse light power instead of running a dedicated trigger wire?
Documented on the 2017 Chevrolet Silverado 1500 build
Published May 27, 2026
Yes — tapping the reverse light is a common method to trigger a backup camera.
Full Answer
Yes — tapping the reverse light is a common method to trigger a backup camera. Use a proper splice (solder or quality butt connector) or an add-a-circuit and ensure the connection is insulated and protected from moisture.
Documented In This Build
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Related Parts
Universal tailgate reverse camera (waterproof)
$60
50 ft RCA video extension / camera harness
$25
4 AWG amp power wire kit (includes ground wire)
$60
Inline fuse holder and 100A fuse
$15
Grommet / rubber pass-through (tailgate hinge area)
$5
Ring terminals and butt connectors kit (insulated)
$10
Zip ties and wire loom
$5
Heat shrink tubing / solder sleeve
$5
Add-a-circuit or wire tap for reverse light trigger
$8
Related Tools
Socket set and ratchet (metric)generic
Wire stripper/crimpergeneric
Soldering iron (optional)generic
Trim panel pry toolsgeneric
Multimeter / test lightgeneric
Fish tape / flexible pull wiregeneric
Drill and drill bits (or step bit)generic
