I've had my 386x12 thunderbolt 18 months or so. No issues with awnings. Even had a 3rd one installed for the last 10 feet at the garage. Sounds like the just missed the studs at the factory. Make them fix it under warranty.
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2011 XLR Thunderbolt toy hauler. 44'5" at 12'2" tall
2011 Ram 3500 dually, 6.7L Cummins turbo diesel
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