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kevmcrae · 09-21-2018, 10:30 PM

I have the yellow LMC on my 71 Chevy K20 and it works great. This is a similar unit but is black and for the four headlight system. Wouldn't be surprised if that's the issue though. thanks for the advice. Kevin

09-21-2018, 10:30 PM	#7
kevmcrae Registered User Join Date: Sep 2010 Location: Kalispell Montana Posts: 92	Re: GMC four headlight issue I have the yellow LMC on my 71 Chevy K20 and it works great. This is a similar unit but is black and for the four headlight system. Wouldn't be surprised if that's the issue though. thanks for the advice. Kevin