The Uconnect 18.45.01 software update is a critical firmware release primarily designed for 2013–2017 Chrysler, Dodge, Jeep, and RAM vehicles. This update is widely known among owners for fixing a significant "GPS Rollover" issue that caused navigation systems to lose accuracy and clocks to reset or fail. Why You Need Software Update 18.45.01

This specific firmware version (18.45.01) is the highest available level for many older RA3 and RA4 (Uconnect 8.4) systems. Installing it addresses several vital system functions:

GPS Re-sync: Restores accurate location tracking and turn-by-turn navigation.

Clock Accuracy: Fixes issues where the vehicle clock would show the wrong time or fail to synchronize.

System Stability: Provides general bug fixes and improves the overall responsiveness of the touchscreen interface. Compatible Vehicles

This update generally applies to the following models equipped with the Uconnect 8.4-inch (RA3/RA4) system:

Jeep: Cherokee (2013–2017), Grand Cherokee (2014–2017), Renegade (2015–2017) RAM: 1500/2500/3500 Pickups and Cab Chassis (2013–2017)

Dodge: Challenger (2015–2016), Charger (2015–2016), Durango (2014–2017), Viper (2013–2017)

Chrysler: 200 (2015–2017), 300 (2015–2016), Pacifica (2017) How to Download and Install 18.45.01

While many vehicles received this update over-the-air (FOTA), you can still perform a manual installation via USB if your system is outdated. 1. Preparation

USB Drive: You need a high-quality USB 2.0 or 3.0 drive with at least 4GB to 32GB of capacity. Format: The drive must be formatted to FAT32.

VIN: Have your 17-digit Vehicle Identification Number (VIN) ready. 2. Download Process 18.45.01 to 18.45.01-My13-17 | RamForum.com

Pre-installation checklist:

Ensure your vehicle battery is fully charged (or keep engine running during update).
Disable any aftermarket accessories (dash cams, FM transmitters) that draw power from the USB ports.
Remove any other USB devices or SD cards from the vehicle.
Park in a location with strong cellular signal (if the update requires reauthorization).

Legitimate download sources:

1. DriveUconnect.com (Official Portal)

Go to https://www.driveuconnect.com/support/software-update/
Enter your Vehicle Identification Number (VIN) in the required field.
The system will automatically detect your current software and offer the correct update (likely 18.45.01 if eligible).
Download the ZIP file. It usually weighs between 1.8 GB and 3.2 GB.

2. Uconnect Mobile App

Download the official Uconnect app (iOS or Android).
Log in with your Mopar owner account.
Navigate to “Vehicle Health” > “System Updates.”
Tap “Download to USB.”

3. Your Local Dealership (Physical Download)

If you lack a reliable USB drive or stable internet, call your dealer’s service center.
Give them your VIN and request “Flash 18.45.01.”
They may charge a small fee (typically $25–$50) if your vehicle is out of warranty.

Step 1: Verify Your Current Uconnect Version

Before downloading, confirm that 18.45.01 is compatible and is newer than your existing software.

Start your vehicle (or turn ignition to RUN/ACC).
On the Uconnect screen, go to:
- Settings → System Information → Software License Information (or “System Info”)
Look for:
- Software Version (e.g., 18.23.02, 18.35.11)
- Application Version
- Map Version (if NAV equipped)

If your version is already 18.45.01 or higher, no update is needed.

Compatible vehicles (partial list):

2018–2020 Jeep Grand Cherokee, Wrangler (JL), Cherokee (KL)
2018–2020 Ram 1500/2500/3500
2018–2020 Dodge Charger, Challenger, Durango
2018–2020 Chrysler 300, Pacifica

Not compatible with Uconnect 5 (2021+ newer vehicles) or Uconnect 3 (5‑inch screen).

Uconnect Software Update 18.45.01 Download [patched] · No Login