1st position, park lamps only...2nd position (all the way out), headlights only. If you want both the park lamps and the headlights on, in 2nd position, try this:

Simple underdash wiring modification for park lamps & headlights on


Cutting into the wiring harness for the headlights or park lamps, is not recommended or required with this simple modification.

Last edited by 4-5-6 Chevy Trucks; 12/31/2011 6:22 AM.