How to Add SiriusXM Radio to Your Car

You can add SiriusXM to your car by activating its factory-installed satellite radio or, if the car does not have a SiriusXM tuner, streaming the SiriusXM app from your phone. SiriusXM service is available in the 50 United States, the District of Columbia, and Puerto Rico. Start by finding out which kind of radio and phone connection your vehicle supports.

How SiriusXM Works in Cars

Start by determining whether your car can use one of these two common listening methods:

Built-in satellite radio: Your vehicle has a SiriusXM-ready tuner, usually shown as a SiriusXM, SAT, or SXM source on the factory stereo. You activate that specific radio with its Radio ID.
Phone streaming: Your car does not need a SiriusXM tuner. The SiriusXM app plays on your phone and sends audio to the vehicle through CarPlay, Android Auto, Bluetooth, or a compatible aux or USB connection.

A new car with factory-installed SiriusXM should have its included trial active when you buy it. A pre-owned or certified pre-owned vehicle sold with a complimentary trial should also be active at purchase. If channels are missing, try sending a refresh signal before buying another subscription.

A subscription is tied to the radio or streaming plan you activate, not simply to the car’s speakers. That distinction matters when you add a second vehicle or replace a radio.

How to Add SiriusXM to a Factory-Equipped Car

Use this quick guide to choose the correct setup path before you activate anything.

What You Have	What to Do
New vehicle with a SiriusXM source	Check whether the included trial is already active, then refresh the radio if needed.
Used vehicle sold with a SiriusXM trial	Try the existing trial first; request a signal refresh if channels are unavailable.
Existing SiriusXM account and another compatible vehicle	Add the vehicle radio through your account’s My Subscriptions page.
No SiriusXM source or satellite-radio tuner	Use the SiriusXM app through your phone instead.

Use the account activation flow for a built-in SiriusXM tuner, but use a streaming connection when the car has no SiriusXM-equipped radio.

Step 1: Find the Radio ID

Turn on the vehicle and select the SiriusXM, SAT, or SXM audio source.
Tune to channel 0. The Radio ID should appear on the screen.
Write down the Radio ID exactly as displayed. Some radios may label it as an ESN instead.
If channel 0 does not show the Radio ID, use the vehicle owner’s manual to locate the identifier for the factory SiriusXM radio.

You need this identifier to activate a trial, send a refresh signal, or add the vehicle to an existing account.

Step 2: Check for an Active Trial Before Subscribing

Tune to a few SiriusXM channels included with a typical trial.
If the radio receives channels normally, the trial or subscription is already active.
If it shows a subscription message or is missing expected channels, use SiriusXM’s signal-refresh option and enter the Radio ID.
Keep the radio powered on while SiriusXM processes the activation or refresh request, then test a channel again.

If you bought a used vehicle and received no information about a trial, try the refresh request first. If that does not restore service, start a new trial or subscription through SiriusXM.

Step 3: Add the Vehicle to Your SiriusXM Account

New subscribers create an account and activate the radio during sign-up. Existing subscribers should sign in to the SiriusXM Listener Care account flow, open My Subscriptions, and select Add Subscription.

Before starting, have these ready:

The vehicle’s Radio ID or ESN
A credit or debit card
The vehicle nearby, so you can confirm the radio receives service after activation

Review the payment screen before confirming. A currently $15.00 activation fee may apply to audio service, in addition to the plan price and any applicable taxes or fees shown during checkout.

Step 4: Test the Activated Radio

Select SiriusXM as the vehicle’s audio source.
Tune to a channel included with your plan.
Save favorite channels as presets using your vehicle radio’s normal preset procedure.
If the subscription appears active online but the car radio still cannot play channels, send another signal refresh using the Radio ID from channel 0.

Your radio is ready once it plays subscribed channels without an activation message.

Use a Streaming-Only Plan in a Car Without Built-In SiriusXM

A streaming-only SiriusXM plan is the simplest choice when your vehicle has no SiriusXM satellite tuner. You can play the app through CarPlay or Android Auto, Bluetooth audio, or a compatible aux or USB cable.

Streaming away from Wi-Fi requires a cellular data plan on the phone. Before connecting the phone, identify whether the vehicle stereo supports CarPlay, Android Auto, Bluetooth, aux, or USB audio.

Use SiriusXM With Apple CarPlay

Install the SiriusXM app from the Apple App Store.
Sign in with your SiriusXM account.
Connect the iPhone to the CarPlay-enabled radio by USB, or connect wirelessly if your vehicle supports wireless CarPlay.
Open the CarPlay dashboard on the vehicle screen.
Select SiriusXM from the CarPlay interface and choose a channel, show, or saved favorite.
Start playback before driving and use the vehicle’s normal audio controls for volume.

A USB connection is often the most direct option in vehicles that do not support wireless CarPlay.

Use SiriusXM With Android Auto

Install the SiriusXM app from the Google Play Store.
Sign in to your SiriusXM account.
Connect the Android phone to the Android Auto-enabled radio by USB, or connect wirelessly if the vehicle supports wireless Android Auto.
Open Android Auto on the vehicle display.
Select SiriusXM from the Android Auto dashboard.
Play a channel and confirm the vehicle speakers are using the Android Auto audio source.

Whether wireless Android Auto works depends on both the vehicle and phone. Use USB for Android Auto unless both the vehicle and phone support a wireless connection.

Use Bluetooth, Aux, or USB Audio

Bluetooth is useful when the car lacks CarPlay or Android Auto but can play phone audio. Pair the phone through the vehicle’s Bluetooth menu, select Bluetooth as the audio source, then open the SiriusXM app.

For a wired setup, connect the phone with an aux or USB cable only if the vehicle supports audio through that port. Select the matching AUX, USB, or media input on the stereo, then begin playback in the app.

Install a Dock-and-Play SiriusXM Receiver

A dock-and-play receiver is another option for an older car that lacks a factory SiriusXM tuner and where phone streaming is not the right fit. It uses a separate SiriusXM receiver, vehicle dock, power connection, antenna, and audio connection to the car stereo.

Set Up and Activate the Receiver

Install the receiver in its dock, connect its antenna and power adapter, and connect its audio output to the car stereo following the receiver’s vehicle-installation instructions.
Position the display where it is easy to view without blocking driving controls or visibility.
Route cables so they cannot interfere with pedals, steering, shifter movement, or airbags.
Activate the receiver with its Radio ID through a new SiriusXM account or by choosing Add Subscription in an existing account.
Confirm the receiver receives channels before tucking away loose cables.

I use cable ties to keep a receiver’s loose cables from snagging a console control instead of leaving them looped around the shifter area.

Connect Through the Vehicle’s Aux Input

Use an aux input for a direct audio connection.

Locate the vehicle stereo’s AUX, AUX IN, or LINE IN input.
Connect the dock or receiver to that input.
For SiriusXM satellite radios connected directly to AUX, SiriusXM Shop specifies an aux cable with a 3.5 mm (1/8 inch) male stereo plug on each end.
Select the AUX source on the vehicle stereo.
Start a SiriusXM channel on the receiver and adjust volume on both the receiver and vehicle stereo.

Some vehicle audio systems use left-and-right RCA aux connectors rather than a 3.5 mm input. In that case, use a cable that matches the vehicle input and the receiver dock output.

Connect Through an FM Transmitter

Use an FM transmitter only when the stereo has no compatible aux input or other direct audio option.

Set the SiriusXM receiver’s FM transmitter to an available FM frequency.
Tune the vehicle’s FM radio to that exact same frequency.
Start a SiriusXM channel and listen for clean audio.
If you hear static or a local station over the SiriusXM audio, choose a clearer FM frequency on the receiver and match the vehicle radio to it again.

Interference usually means the selected frequency is being used by a local broadcast station.

Confirm SiriusXM Is Working and Fix Basic Problems

Use this short check after activation or installation:

The radio or app is signed in to the correct SiriusXM account.
A factory-equipped radio plays a subscribed channel.
A streaming setup plays through the intended vehicle source, such as CarPlay, Bluetooth, AUX, or USB.
A dock-and-play receiver and the car stereo are set to the same audio connection.
Presets save and return to the expected channels.

The Radio Has an Active Subscription but No Channels

Request a signal refresh with the Radio ID. This is especially useful for a new vehicle, a pre-owned vehicle with an included trial, or a radio that has not been used recently.

If the refresh does not help, confirm that the vehicle is actually set to the SiriusXM source rather than AM, FM, Bluetooth, or another media input.

The Receiver Plays but There Is No Sound

For an aux setup, select the car’s AUX input and confirm the cable is fully seated at both ends. For an FM-transmitter setup, match the exact FM frequency on the SiriusXM receiver and the car radio.

For phone streaming, make sure the vehicle is connected to the phone through the intended method.

The App Works at Home but Not on the Road

Away from Wi-Fi, the SiriusXM app needs mobile data enabled and usable cellular service where you are driving.

Frequently Asked Questions

How Do I Log Into My SiriusXM Account?

Sign in with the email address and password used when you created the SiriusXM account. Once signed in, open My Subscriptions to view active radios, streaming plans, billing information, and options to add another compatible radio.

If the email address and password do not work, verify those account details on the SiriusXM sign-in page before creating another account.

Can I Have Two Vehicles on One SiriusXM Account?

Yes, you can manage more than one compatible vehicle radio from one SiriusXM account. Sign in, open My Subscriptions, choose Add Subscription, and have the second vehicle’s Radio ID or ESN plus a credit or debit card ready.

The available plan and price for the additional radio appear during the account setup process.

How Do I Add Channels to My SiriusXM Car Radio?

You do not normally install individual SiriusXM channels into the car radio. Activate a plan that includes the programming you want, then tune to those channels and save them as presets on the vehicle stereo or SiriusXM receiver.

If a channel is unavailable, check whether it is included with your current subscription before assuming the radio is malfunctioning.

Is OnStar Connected to SiriusXM?

OnStar is not part of the setup steps in this guide. A built-in setup uses a SiriusXM-ready tuner, while a car without that tuner can stream the SiriusXM app from a phone. Look for a SiriusXM, SAT, or SXM source on the stereo, or check the vehicle owner’s manual.

Can I Use SiriusXM in Canada?

SiriusXM’s U.S. service covers the 50 United States, the District of Columbia, and Puerto Rico. If you live in Canada, use SiriusXM Canada rather than relying on a U.S. account setup.