Where to Search for the Serial Number on your Wrangler (JK/JL)
To get the correct radio code, you first need the serial number from the radio.
Depending on your Wrangler (JK/JL), you can see it on the screen or find it on the radio unit itself.
Common abbreviations are S/N, SN, Serial, Serial Num., Serial Number...
These are the most common ways to find it:
1. View the Serial Number on Jeep Wrangler (JK/JL)'s Display
Unfortunately, on Jeep Wrangler (JK/JL) radios the serial number is not shown on the screen.
In that case, you'll need to take out the head unit and check the sticker on the back of the radio.
2. Find the Serial Number on the Radio Unit's Sticker
To find the serial number, you'll need to take out the head unit from the dashboard.
- Start by turning off the vehicle and taking off the dashboard bezel.
- Next, release the clips and pull the unit forward to check the label on the side of the radio. Be careful not to damage the cables.
- Write down the serial number precisely and then come back to the website.
- Know that serial number and part number are not the same. You can find both of them on the unit, but you only need for the first one.
Example: Jeep Wrangler (JK/JL) serial number label location
Common Serial Number Formats on Jeep Wrangler (JK/JL) Radios
Your Jeep Wrangler (JK/JL) radio serial number may start with:
T00AMT00BEU1234L5678
Jeep Wrangler (JK/JL)'s Most Common Radio Code Scenarios
Many drivers encounter security code prompts on their Wrangler (JK/JL) after battery-related issues.
Below are the most frequent situations when this can occur.
Lock After a Battery Replacement
After a battery replacement, your radio may stop working.
This happens because the radio loses power, which triggers the anti-theft system.
Other Situations
- After a jump-start, the radio may reset and request a security code.
- When the head unit is removed, it usually requires the original code.
- If a fuse is pulled, the radio can lock itself.
- After a software update, electrical repair, or an ECU reset, some Jeep Wrangler (JK/JL) radios ask for a code.
Quick Fixes Before Paying for a Radio Code
Before you pay for it, it's worth checking a few places where the code is often already written down.
Some drivers find their Jeep Wrangler (JK/JL) radio code without needing any tools or paperwork.
Here are the easiest things to check first.
Look for it in the Vehicle Itself
- In the owner's handbook, often on a separate page.
- In the maintenance records provided with the car.
- On the radio chassis if the unit was previously removed.
- On a label in the center console.
- Near the boot panel, where some manufacturers place radio labels.
Can the Dealer Get It for You?
A Jeep dealer can usually look up the radio code using your Wrangler (JK/JL)'s vehicle identification number.
In most cases, you need to contact the service department or visit the dealership and show vehicle documents.
Once verified, they can request the original anti-theft code for your radio.
Disadvantages:
- You usually need to visit in person and bring ID.
- Dealers often ask for payment for the lookup service and it can cost more than 100$.
- The process can take days depending on the model and database.
- Some older Jeep Wrangler (JK/JL) radios may require manual lookup.
Why Choose Our Jeep Wrangler (JK/JL) Radio Code Generator Service?
Our Jeep Wrangler (JK/JL) radio code lookup service retrieves the security code using the radio serial number.
Compared to dealership VIN lookup, this Jeep Wrangler (JK/JL) radio code generator is more convenient, doesn't require vehicle documents, and costs less.
It's an easy way to restore access to your factory radio without leaving your home.
The Dealer's VIN Lookup vs FindRadioCode
- Delivery time: May take days, while FindRadioCode is instant 95% of the time.
- Availability: Dealers work business hours only, while our service is 24/7.
- In-person visit: Lookup can require a visit, while FindRadioCode works remotely.
- Pricing: It often costs over $100, while our service starts from 9.99 USD.
- Refund policy: Dealers usually offer limited refunds, while we include a full money-back guarantee.
How to Enter the Radio Code on Jeep Wrangler (JK/JL)
You need to type in the anti-theft code into the system to unlock your Jeep's radio.
When the unit is locked, the screen usually displays a code prompt.
You should use control knob, touchscreen, or radio presets to enter the numbers, then confirm the code to reactivate the audio system.
Be careful, because too many wrong attempts can temporarily lock the radio.
It allows a few incorrect tries before showing a LOCKED message.
You can try again by keeping the ignition on for 60 minutes or a set waiting period.
Wrangler (JK/JL)'s Radio Code FAQs
Not all of them require a radio code, but many factory radios use it as an security measure.
Newer and older models may not require a code depending on the head unit.
Free codes are uncommon.
You might find the code in the manual or from a dealer, but most require a serial number lookup.
Yes. Each radio unit has its own unique security code. A replacement radio will need its original code to work.