• If you currently own, previously owned or want to own an Avalanche, we welcome you to become a member today. Membership is FREE, register now!

drain lines

  1. R

    Rain water leaking inside cabin from high 2013

    2013 Avalanche 2WD (probably same issue that a Tahoe and Suburban could have). Short story: Rainwater on the floorboard while parked during a rain storm. Problem was the driver side sunroof drain hose had separated from the fitting. Took off the sunvisor and got between the headliner and roof...