Vauxhall Opel Insignia A 2.0 CDTI Alternator Engine Genarator 13579668

Vauxhall Opel Insignia A 2.0 CDTI Alternator Engine Genarator is a component from the Alternator and generator parts category, designed for electrical systems in diesel-powered vehicles. This solution allows you to restore proper battery charging and stable operation of the electrical system in your diesel-powered Insignia A 2.0 CDTI.

Specifications and technical data

• SKU: 13579668
• Mark: Opel
• Condition: Used
• OEM Part Number: 13579668
• Substitutable numbers: 13579668, 6204278
• Fuel type: Diesel
• Category: Alternator & Generator Parts

Purpose and function in the electrical system

The alternator in the Vauxhall Opel Insignia A 2.0 CDTI model is responsible for generating electrical energy while the diesel engine is running and for maintaining the appropriate battery charge level. A correctly selected component from this group ensures a stable power supply for all electrical consumers – from engine control units and safety systems to interior comfort equipment.

The presented alternator is a part dismantled from a vehicle, which allows for maintaining factory-fit compatibility with the 2.0 CDTI powertrain and electrical system, while simultaneously reducing repair costs compared to new components.

Benefits of using an original Opel alternator

Using an alternator from the same Vauxhall Opel Insignia A model family translates into:

• factory compatibility with the diesel powertrain and the vehicle's electrical system,
• maintenance of operating parameters specified by the car manufacturer,
• reduction of the risk of battery charging issues and voltage drops,
• more predictable vehicle behavior under high electrical load conditions (night driving, heating, multimedia systems).

As a result, this alternator is a practical choice for repairing the charging system in an Insignia A 2.0 CDTI when you want to maintain performance characteristics close to factory standards.

Application in 2.0 CDTI diesel engines

Diesel engines generate different electrical system loads compared to petrol units, which is why the alternator selected for the 2.0 CDTI version is optimized for the specific requirements of a diesel engine. The appropriate operating characteristics support:

• efficient power supply for glow plugs and fuel injection control units,
• stable voltage at low engine speeds, typical for city driving,
• seamless cooperation with extensive onboard electronics.

Selecting an alternator dedicated to a diesel engine helps avoid starting problems, error messages, and unstable operation of electronic systems.

Condition, origin, and installation aspects

The offered alternator is a used part, sourced from a dismantled Opel vehicle. This type of part allows for an economical repair while maintaining the original design and mounting points intended for the Insignia A 2.0 CDTI. Installation is performed in place of the factory component, without the need for modifications to the engine structure or electrical system.

Before installation, a standard service procedure is recommended: checking the condition of the accessory belt, guide pulleys, as well as ground connections and power cables, to fully utilize the potential of the installed alternator.

Support with selection and additional information

In the case of charging system repairs in older Insignia A models, especially when new components are unavailable in the authorized network, it is worth considering the use of verified parts from dismantling. You can find more on this topic in the article: No parts at the dealership? How to handle repairs of older models using dismantled parts.

If you are planning a comprehensive repair or upgrade of the charging system area in your Opel and need other elements from the same group, such as housings, mounts, or additional components working with the generator, check the available parts in the Opel alternator and generator parts category.