Just as rivets or the regulator can wear down and break over time the control arm can break as well a mechanic will remove the door panel to identify any broken system.
Right passenger window fell into door.
Window is dislodged from the regulator.
When the pane of glass works its way out of the regulator it can fall into the door.
I stop the car thinking something just hit the car.
Automotive windows use a control arm and guide regulator to raise and lower a pane of glass into the door either manually or with an electric motor.
This morning on a country road with a 25mph limit going at about the limit with both windows down no cars around no pedestrians no road construction nearby.
You must then remove the door s interior trim to gain access to the window and repair or replace the regulator.
Decided to bring up the windows to turn on the ac.
With age the window regulators that hold your window in place can fail causing your window to fall down into the door of the vehicle.
Common reasons for this to happen.
Inspect the electric window motor with a voltmeter.
On its way up and stops.
If the device seems good connect voltmeter wires to the motor s connector terminals.
Power windows use regulators to help raise and lower the window within the door.
Over time the rivets that attach your windowpane to the regulator can wear and break causing the window to fall inside your door.
The average backyard mechanic can repair fallen window glass in about an hour.
Quick fix but not the correct way to fix this gmc yukon xl.
Passenger window goes pop.