Introduction
Having a key fob is an important part of owning a vehicle. It makes it easier to access your car, and it provides an added layer of security. But what happens when you don’t have your key fob? Is it possible to start your Cadillac without it? The answer is yes! This article will provide a step-by-step guide on how to start a Cadillac without a key fob.
Using a Spare Key
If you have a spare key, this is the easiest way to start your Cadillac without a key fob. First, you need to find the spare key. If you have not yet acquired a spare key, contact your local dealer or locksmith to get one. Once you have the key, insert it into the ignition and turn it to the “On” position. Your car should start up right away.
Jump Starting the Battery
If you do not have a spare key, you can try jump starting the battery. You will need two sets of jumper cables and another vehicle with a working battery. Connect one end of the jumper cables to the dead battery, then connect the other end to the working battery. Once both batteries are connected, start the working vehicle and allow it to run for a few minutes. Then, try turning the key in your Cadillac’s ignition. If the battery has been sufficiently charged, your car should start.

Using an Onboard Diagnostic System
Another option is to use the onboard diagnostic (OBD) system. This is a computerized system that can be used to diagnose and troubleshoot issues with your vehicle. To access the OBD system, locate the port underneath the dashboard. Then, connect a compatible OBD scanner to the port. Follow the instructions on the scanner to access the OBD system. Once you have accessed the system, select the “Start Engine” option. This should start the engine without the need for a key fob.

Accessing the Trunk for Manual Start
If the OBD system fails to work, you can attempt to start the car manually. To do this, you will need to access the trunk of the vehicle. There are several ways to open the trunk without a key fob, including using a tool to press the trunk release button or using the emergency release switch inside the cabin. Once the trunk is open, you will need to locate the starter wires and connect them together. This should engage the starter and start the engine.
Opening the Steering Column
If the trunk method does not work, you can try opening the steering column. This is a more complicated procedure and should only be attempted if you have the proper tools and knowledge. First, you will need to remove the steering wheel. Then, you will need to locate the ignition switch and connect the starter wires. Once the wires are connected, the engine should start.
Finding the Emergency Release Switch
The last option is to locate and use the emergency release switch. This switch is usually located near the glove box or under the dash. Once you have found the switch, press it and hold it for 10 seconds. This should disengage the immobilizer and allow you to start the engine without a key fob.
Conclusion
Starting a Cadillac without a key fob is possible, but it requires some effort. The steps outlined in this article can help you start your vehicle without the need for a key fob. These steps include using a spare key, jump starting the battery, using the onboard diagnostic system, accessing the trunk for manual start, opening the steering column, and finding the emergency release switch. Following these steps should help you successfully start your Cadillac without a key fob.
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