Magic!
To open your garage door with your GMC Denali, first ensure your vehicle is equipped with a HomeLink system or compatible garage door opener. If so, program the HomeLink by following the manufacturer's instructions, which typically involve pressing a button on the garage door opener and a designated button in your vehicle until the light blinks. Once programmed, simply press the corresponding button in your Denali to open the garage door. Make sure your vehicle is within range of the garage door opener for it to work effectively.
Removing the bulb would take care of that.
If the door is not closed and the draft is going out the window, then yes. An open window can indeed make a door open.
The dome light switch has 3 positions. Off-On-On when the door is opened. Put it in the proper position.
When you Open a door :)
When the door is open, it triggers a mechanism that connects to the light switch, causing it to turn on.
Make sure the override button next to the light switch has not been pushed.
In order to illuminate the light, you need a closed circuit. It would be normally open, and closed to indicate that the door is open.
usually the door isn't completely shut if the light is still on
the door ajar light is staying on all the time
The door being open.
You do not need mercury. Just install a door jam switch in the trunk wired into a light in the cat so that when the trunk is open a light will come on in the vehicle.