Ram Heavy Duty Forum
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Roof lights won't turn off
Thank you for all that info ! So basically this is above my pay grade... all those wires ... I guess I will be a t the mercy of the dealership... I miss my 1976 mustang. truck is a 2020 2500 diesel- Northman
- Post #41
- Forum: 4.5 Gen General Discussion
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Roof lights won't turn off
Yes, PDC is the power distribution center. BCM is the Body Control Module. Controls lots of the functions that reside as systems in the body of the vehicle. As in this case, the BCM controls the external lights. When lighting is requested, either through the manual on selection of the switch, or...- Northman
- Post #40
- Forum: 4.5 Gen General Discussion
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Roof lights won't turn off
BCM ? what is that and where is it located ?- Northman
- Post #38
- Forum: 4.5 Gen General Discussion
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Roof lights won't turn off
I do not have the goose neck prep, I pulled out all the relays and the cab lights stayed on, the info in the fuse box is limited...- Northman
- Post #35
- Forum: 4.5 Gen General Discussion
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Roof lights won't turn off
Too the plug apart no corrosion, all wiring around bumper is ok, nothing is pinched- Northman
- Post #33
- Forum: 4.5 Gen General Discussion
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Roof lights won't turn off
I am having the same problem, how do I know which relay it is ? are they interchangeable ? Dealer has no clue...but will gladly charge me 149,95 an hour to try and figure it out...- Northman
- Post #29
- Forum: 4.5 Gen General Discussion