Let the wet areas dry and then apply the patch to the underside of the roof with a putty knife.
How to fix leak from side roof rails.
Run water over the low side of the penetration for several minutes while the helper watches for any water droplets.
Use enough water to mimic heavy rains.
If the leak isn t obvious have a helper watch in the attic while you get on the roof with a garden hose.
How to repair a leaking roof.
Step 5 use a caulking gun to apply caulk to seal any holes that appear in the roof.
Fix a leak in the roof of a vehicle immediately after you notice itto avoid permanent damage.
Have your helper stay inside the house waiting for the drip to appear.
For starters i m sure you are probably wondering how long it takes to repair leaking roof.
Instarx wrote your description isn t very clear to me but it sounds like you may be describing a leak around the unused mounting point for roof rails that is under the top of the door and not a leak around factory mounted roof rails if so i d replace the the rubber door seal.
Begin soaking low on the roof just above where the leak is visible inside the house.
You could try a local salvage yard for a replacement door seal or you could get a new one at the dealer.
Isolate areas when you run the hose.
Well that will mainly depend on the person doing the job.
Holes drilled for mounting a roof rack should be waterproofed to prevent or fix a leak.
Start low soaking the area just above where the leak appears in the house.
Use enough of the roof patch to liberally cover the leaky area.