2019 Tahoe HLF install

medic550

Member
May 24, 2010
178
pa usa
Looking to install a hlf on a retail 19 Tahoe. I see I can connect the headlight wires under the under hood fuse panel. Is there a recommendation on using a whelen or sound off isolated flasher. The older Tahoe had a relay in the panel that isolated the output from BCM.
 

billforbush

Member
Jun 10, 2010
313
Northern Michigan
Looking to install a hlf on a retail 19 Tahoe. I see I can connect the headlight wires under the under hood fuse panel. Is there a recommendation on using a whelen or sound off isolated flasher. The older Tahoe had a relay in the panel that isolated the output from BCM.

Hi - the Sound Off isolated flashers work well in this application. I typically pick up the high beam wires near the bulbs. Good luck
 
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