07-05-2021, 04:35 AM
It was a long time ago but I’m thinking my 78 Newell had a brake light switch that was activated by air pressure from the rear axle brakes. It was located on the frame near the axle.
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.