03-08-2017, 08:22 PM
My guess would be: a switch to convert from us style trailer lights to euro-spec or it controlls an engine bay light.
1993 Newell (316) 45' 8V92,towing an Imperial open trailer or RnR custom built enclosed trailer. FMCA#232958 '67 Airstream Overlander 27' '67GTO,'76TransAm,'52Chevy panel, 2000 Corvette "Lingenfelter"modified, '23 Grand Cherokee.