Sounds like your latching relay which is operated by the USE/STORE switch has bad contacts and the driving vibration gets them to work for a while.
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Ted & Melinda
2016 ACE 27.1
2016 Chevy Sonic Toad - Selling
2020 Chevy Colorado Z71 Trail Runner Toad
2024 Chevrolet Trax 2RS - Soon 2B TOAD
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