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Re: 1991 GMC G1500 van DRL module and relay
Posted to Technical Discussion Forum on 12/18/2020 2 Replies

Yes I did Dan, sorry for the delay in responding. I have a few different diagrams my 2 SI sources had to dig out and copy from paper manuals.

This is a 4 headlamp system and it was a Canadian build, so it has factory DRL, which is actually a hacked up add-on... Login to read more.

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