Clusters and services for your 2003 Chrysler 300M
ECU services are available.
We are currently at work adding ECU services for your 2003 Chrysler 300M. In the meantime, please contact us directly so we can assist you.

Cloning for immobilizers
We provide full cloning services for vehicles that hold the immobilizer inside the cluster. Cloning involves transferring the immobilizer data from your old cluster to your replacement cluster.

Mileage correction
Car & Truck Electronics provides the most reliable speedometer calibration and mileage correction services, to ensure that your gauge is working properly and that the mileage on your dashboard is accurate.
Provide us with your part number
Your part number allows us to more quickly find the correct clusters for you at the right price. This may translate into savings for you.
Common ECU issues we solve
- Free shipping
- 1 year warranty
- Shipped within 24 business hours
- Tested and approved
- Top notch customer service
The Chrysler 300M was a full-size luxury sedan produced by Chrysler until 2004, featuring a sleek design and upscale amenities, emphasizing a balance of performance and comfort.
The 300M is not immune to instrument cluster issues. Whether your 300M is experiencing gauge issues, back-lighting problems, warning lights coming on, electrical problems, and/or total or partial cluster failure, Car & Truck Electronics is here to help. We specialize in cloning, reprogramming, mileage corrections, and cluster replacement. If your 300M is experiencing any of these issues, give us a call!