
591-02512 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $95.34 | Top Pick! Condition is Used, 2011-2013 Buick Regal Transmission Control Module Tcu Tcm P0S5U, FREE SHIPPING | 99.4% |
![]() | $98.41 | Condition is Used, 2011-2013 Buick Regal Transmission Control Module Tcu Tcm CUUOC, FREE SHIPPING | 99.4% |
![]() | $147.09 | Top Pick! Condition is Used, 2011-2013 Buick Regal Transmission Control Module Tcu Tcm JV5T3, FREE SHIPPING | 99.4% |

The Buick 591-02512 Chassis ECM Top Transmission Control Module is an essential component of the powertrain system in select Buick Regal models from 2011 to 2013. This advanced electronic control module (ECM) is responsible for managing and coordinating various functions related to the automatic transmission, ensuring a smooth and efficient driving experience.
This Buick Chassis ECM features a state-of-the-art microcontroller that processes real-time data from various sensors within the powertrain system. It continually adjusts shift points, fuel delivery, and other parameters to optimize performance and fuel efficiency under various driving conditions.
The module communicates with other vehicle systems through the on-board diagnostics (OBD) network, allowing it to receive and respond to real-time data. It monitors various inputs, such as engine speed, vehicle speed, and transmission temperature, to ensure seamless automatic transmission operation.
Additionally, the Chassis ECM is equipped with advanced diagnostic capabilities. It can detect and store fault codes related to transmission issues, allowing technicians to diagnose and repair problems more effectively. This not only helps maintain the vehicle's performance but also ensures the longevity of the transmission system.
The module's housing is designed to be robust and resilient to the harsh operating conditions of a vehicle. It is sealed against moisture and other environmental contaminants, ensuring reliable operation even in challenging conditions.
The Buick 591-02512 Chassis ECM Top Transmission Control Module is a critical component of your Buick Regal's powertrain system. By managing transmission functions and communicating with other vehicle systems, it ensures a smooth, efficient, and reliable driving experience. Whether you're cruising on the highway or navigating city streets, this advanced control module helps keep your vehicle performing at its best.
Buying a Buick Regal chassis ECM top transmission (part number 591-02512) for models between 2011 and 2013 involves considering several pros and cons before making a decision.
Pros:1. OEM Part: This part is an original equipment manufacturer (OEM) part, ensuring it is designed to work seamlessly with your Buick Regal.
2. Reliability: OEM parts are generally more reliable compared to aftermarket parts as they undergo rigorous testing and meet the same standards as the parts used during the vehicle's manufacturing.
3. Warranty: Buying an OEM part directly from the dealership or an authorized Buick repair shop typically comes with a warranty, giving you peace of mind and protection against potential defects.
Cons:1. Cost: OEM parts can be more expensive compared to aftermarket parts due to the higher manufacturing costs, research and development, and brand name.
2. Availability: OEM parts may not be readily available at local auto parts stores, requiring you to order them from the dealership or an authorized repair shop, which might take some time.
Conclusion: When deciding whether or not to buy the Buick Regal 591-02512 chassis ECM top transmission, consider the following factors:1. Cost vs. Reliability: Weigh the cost difference between an OEM part and an aftermarket part against the reliability and peace of mind that comes with an OEM part.
2. Convenience: Evaluate the convenience of having the part shipped to you versus the time and effort required to find and install an aftermarket part.
3. Warranty: Consider the added protection that comes with a warranty on an OEM part.
Recommendation:Based on the information provided, it is recommended to consider purchasing the Buick Regal 591-02512 chassis ECM top transmission as an OEM part. This recommendation is based on the reliability, peace of mind, and potential warranty coverage that comes with an OEM part. However, the final decision should be based on your personal priorities, budget, and availability.
Details:
Saab 9-5 11 transmission; top of transmission, id 55574324. No expedited shipping is available. Warren, mi 48091. Regal 11-13 transmission; top of transmission.
specifications perfoelectric:
- for models: Regal
- for years: 2011–2013
- brand: Buick
- part type: Ecm Transmission
- conditions options: Transmission, Top Of Transmission
- genuine oem: Yes
- ipn: 591-02512
seller perfoelectric:
- rating: 91.6%
- # reviews: 1114
- city: warren, michigan
offer perfoelectric:
- in stock #: 3
- prices: $95.34–$147.09
- item condition: Used
- sold #: 16
- options: ship-to-home
- started: october 1, 2025
- availability: in stock
general perfoelectric:
- category: Auto Parts > Electrical Components
shipping perfoelectric:
- class: standard
- transit: 2-6 days
- type: fixed
- carrier: ups
- service: ups ground
payments perfoelectric:
- credit card: discover
- wallet: apple-pay
- other
returns perfoelectric:
- policy: returns accepted
- time: 30 days
- paid by: buyer
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