591-02374

Introducing the Cadillac 591-02374 Chassis ECM Communication Module with OnStar UE1 Opt Upf CTS, a state-of-the-art vehicle component designed to enhance your driving experience. This module is specifically engineered for Cadillac models and is essential for maintaining the optimal functionality of your OnStar system and other vehicle communication features.

The heart of this module is the advanced Electronic Control Module (ECM) that serves as the brain of your vehicle's electrical system. It facilitates communication between various vehicle sub-systems, ensuring seamless operation and efficient performance. With the Cadillac 591-02374, you can rest assured that your car's electrical systems are working in perfect harmony.

One of the most notable features of this module is its integration with OnStar, General Motors' advanced safety, security, and convenience system. OnStar provides real-time connectivity to emergency services, roadside assistance, and other valuable features. The UE1 Opt Upf CTS in this module is designed to optimize the performance of your OnStar system, ensuring you have access to the latest features and services.

The 591-02374 module also supports various vehicle communication features, such as remote keyless entry, vehicle diagnostics, and vehicle health reporting. These features not only make your life easier but also help you stay informed about the status of your vehicle.

Installation of the 591-02374 Chassis ECM Communication Module is a straightforward process that can typically be done by a professional mechanic or an experienced DIY enthusiast. Be sure to follow the instructions provided in the user manual carefully to ensure proper installation and functionality.

In conclusion, the Cadillac 591-02374 Chassis ECM Communication Module with OnStar UE1 Opt Upf CTS is an essential component for any Cadillac owner looking to maintain the optimal functionality of their vehicle's electrical systems and OnStar features. With its advanced technology and easy installation, this module is an investment in the longevity and enjoyment of your Cadillac.

The Cadillac 591-02374 chassis ECM Communication ONSTAR UE1 OPT UPF CTS is a specialized automotive part designed for use in specific Cadillac models. This component is responsible for managing various vehicle systems, including communication with OnStar and other advanced features. Let's discuss some potential pros and cons of buying this part.

1. Improved functionality: Upgrading to this enhanced ECM may enable access to new features or improved performance of existing ones, such as OnStar services, vehicle diagnostics, and connectivity.

2. Potential cost savings: In the long run, this upgrade may save you money by reducing the need for costly repairs or replacements of other components.

3. Enhanced safety: OnStar services and other advanced features can provide increased safety and peace of mind for drivers.

4. Potential increase in vehicle value: Installing a high-tech, advanced ECM can potentially increase the value of your Cadillac if you decide to sell it in the future.

1. Cost: The price of this part may be relatively high compared to standard ECMs or other automotive components.

2. Complexity: Installing this part may require a higher level of technical expertise compared to standard automotive parts.

3. Potential compatibility issues: Ensure that this part is compatible with your specific Cadillac model and year before purchasing.

4. Potential need for additional equipment: To fully utilize the features of this ECM, you may need to purchase additional equipment, such as a compatible radio or display screen.

The decision to buy the Cadillac 591-02374 chassis ECM Communication ONSTAR UE1 OPT UPF CTS ultimately depends on your individual needs, budget, and technical expertise. If you value advanced features, increased safety, and potential cost savings, this part may be worth the investment. However, if you have limited technical expertise or a tight budget, it may be more cost-effective to consider other options.

Before making a decision, I would recommend researching the specific benefits of this ECM for your Cadillac model, checking compatibility, and weighing the potential costs and savings. If you are uncertain about the installation process, consider seeking assistance from a professional mechanic or dealership.

Details:

Dots 11 communication; onstar, opt ue1, id 20951765. Dots 11 communication; onstar, opt ue1, id 20951766. Cts 11 communication; onstar, opt ue1, w/voice recognition opt upf. Dots 11 communication; onstar, opt ue1, id 22739392.

specifications perfoelectric:

• for models: Cts
• for years: 2011
• brand: Cadillac
• part type: Ecm
• genuine oem: Yes
• ipn: 591-02374
• manufacturer warranty: 90 Day

payments perfoelectric:

• wallet: paypal
• other
• credit card: visa

returns perfoelectric:

• paid by: seller
• time: 60 days
• policy: returns accepted

offer perfoelectric:

• options: ship-to-home
• prices: $44.87–$105.85
• item condition: Used
• sold #: 19
• in stock #: 5
• best offers: true
• availability: in stock
• started: july 2, 2025

seller perfoelectric:

• city: savannah, tennessee
• # reviews: 2369
• rating: 94.2%

shipping perfoelectric:

• type: fixed
• class: standard
• service: ups ground
• carrier: ups
• transit: 5-10 days

general perfoelectric:

• category: Auto Parts > Electrical Components

Also Viewed:

• 23118346: CONTROL MODULE CABLE, Cadillac
• 84956402: SENSOR MODULE, Cadillac
• 591-07635: ECM FUEL PUMP, Cadillac
• APLCM02032001: CONTROL MODULE, Cadillac
• 25749851: MODULE UNIT, Cadillac
• 25903583: CONTROL MODULE, Cadillac
• 591-08586: ECM FUEL CONTROL PUMP MODULE, Cadillac
• 23149203: MODULE, Cadillac
• 25765618: CONTROL MODULE, Cadillac
• 25769476: RADIO RECEIVER MODULE, Delphi
• 591-08328: ECM CHARGER, Cadillac