Any idea what would cause this crack between my wall above the left slide out and the ceiling?! the dealership apparently has no idea and is reaching out the the manufacturer. It’s a heartland mallard.

Source: Crack between wall and roof

How to Winterize Your RV eBook

FREE eBook...
'How to Winterize Your RV'

Your Guide for RV Winter Living & Storage.

Valuable Tips & Info help you prepare for cold weather. Includes winterization instructions for full-time or part-time winter RV living.

It's FREE and there's no obligation...
Download your copy today.

Thank You! You will be redirected to the eBook download page shortly... After you've had a read through, please let us know what you think about the 'How to Winterize Your RV' eBook.