It is only necessary to lower the headliner. Only do those steps in the headliner
replacement procedure that will lower the headliner enough to gain access to the part.
Refer to
Headlining Trim Panel Replacement
.
Disengage the drain hoses from the drain spouts on the rear of the sunroof
module.
Disengage the rear upper drain hose (1)
from the conduit.