September 13, 2008
Posted by scorpiontimothy

can anyone tell me on a 72 airstream sovereign 31ft has surg brakes or elic? it has a 7 pin plug but a wire going back in the tung also?

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September 15, 2008
Posted by bgkentucky

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It should have electric brakes. The wire going back to the coupler should be the ground wire. If it had Surge brakes you should see a knuckle joint and master cylinder mounted on the coupler. I hope this helps ~ Giovanni

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