BMW Z4 Series E85 E86 Body Control Unit Module GM5 Star12 DELPHI 6944844

BMW Z4 Series E85 E86 Body Control Unit Module GM5 Star12 DELPHI is a factory-original electronic body control unit designed for BMW Z4 E85/E86 models, responsible for coordinating various comfort and safety functions. As a component from the Electronic control modules and controllers group, it ensures consistent management of signals from the vehicle's electrical system. This solution allows for professional repair of the electrical system while maintaining the original BMW architecture.

Specifications and technical data

• SKU: 6944844
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9116445
• Substitutable numbers: 61356944844, 61354114221, 61356919275, 61356988086, 61356939943, 61356963350, 61356963038, 61356931707, 6944844, 4114221, 6919275, 6988086, 6939943, 6963350, 6963038, 6931707, PK
• Category: ECUs & Computer Modules

Purpose and function of the GM5 module

The GM5 module in the BMW E85/E86 acts as the central control unit for numerous body circuits. It is responsible for, among other things, the logical management of comfort circuits, integration of sensor signals, and cooperation with other controllers within the vehicle network. Using an original module ensures compatibility with the factory configuration of the electrical system and software.

Original DELPHI manufacturing for BMW

The presented controller is a product prepared for the BMW brand by the renowned automotive electronics supplier DELPHI, which translates into stable operation in the demanding environment of the body compartment. The module's design is optimized for resistance to vibrations, temperature changes, and typical current loads occurring in vehicles of this generation.

Compatibility and interchangeable numbers

The GM5 unit has a dedicated OEM part number and a set of interchangeable numbers, which facilitates the selection of the appropriate controller for a specific BMW E85/E86 configuration. This allows the module to be matched to various equipment versions while maintaining full functionality of comfort and safety systems. In practice, this means greater flexibility during repairs and the ability to use proven components from the same family of controllers.

Application in professional diagnostics and repair

Replacing the GM5 module is often a part of advanced electrical system diagnostics when issues arise with central locking, window control, or other body functions. Using an original control unit from the Electronic control modules and controllers category allows for:

• maintaining compatibility with the vehicle's factory communication network,
• proper cooperation with other controllers,
• easier adaptation and coding using specialized BMW diagnostic tools. For workshops specializing in the BMW brand, this is a practical solution enabling effective repair without the need to use unverified replacements.

Condition and benefits of using a used part

The module is offered as a used component, which represents a favorable compromise between repair costs and maintaining original OEM quality. In practice, this allows for an economical restoration of the electrical system's efficiency while using a controller sourced from a dismantled BMW vehicle. For many users and service centers, this is a rational choice, especially in the case of older E85/E86 generation models.

Expanding knowledge about BMW electronics

If you want to better understand how the repair of BMW electronic systems using dismantled parts – including comfort controllers, FRM modules, or engine controllers – works in practice, it is worth checking out our guide material. A detailed discussion can be found in the article Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models using dismantled parts?, which shows best practices for working with OEM electronics.

Related BMW Electronic control modules and controllers

If you are planning a comprehensive repair or upgrade of the body electrical system in your BMW and need other components from the same group, such as comfort controllers, body modules, or lighting management units, check out the available parts in the BMW Electronic control modules and controllers category.