OE Quality
60-Day Returns

MPA Electrical 11003 Alternator
Reliable Alternator for Cadillac CTS Vehicles
The MPA Electrical Remanufactured Alternator 11003 is designed specifically for Cadillac CTS models, providing a dependable 12-volt power source with 130 amps output. This alternator ensures your vehicle's electrical system operates efficiently with key features tailored to fit your car's requirements.
- 130 amps output for consistent electrical performance
- Internal fan design for effective cooling
- 6 groove serpentine pulley compatible with Cadillac CTS
- Internal voltage regulator for stable voltage control
- Clockwise rotation matching original equipment specifications
- Manufactured by Nippondenso, a trusted OEM supplier
About the Remanufactured Product Line
The Remanufactured line from MPA Electrical offers alternators that have been carefully rebuilt to meet original equipment standards. This process includes thorough inspection, replacement of worn components, and testing to ensure reliable operation. The Remanufactured alternator 11003 provides a cost-effective solution for Cadillac CTS owners seeking quality replacement parts without compromising performance.
Technical Details and Compatibility
This alternator operates at 12 volts and delivers 130 amps, suitable for the electrical demands of Cadillac CTS vehicles. It features an internal fan to maintain optimal operating temperature and an internal voltage regulator to protect your vehicle's electrical system. The 6 groove serpentine pulley and clockwise rotation align with the original alternator specifications, ensuring proper fit and function.
Common Applications and Problem Resolution
- Replaces faulty or worn alternators in Cadillac CTS models
- Resolves issues with battery charging and electrical system failures
- Eliminates dimming headlights or electrical accessory malfunctions
- Addresses warning lights related to charging system faults
- Prevents battery drain caused by alternator malfunction
Installation Notes and Tips
Installation of the MPA Electrical Remanufactured Alternator 11003 should be performed by a qualified technician familiar with Cadillac CTS vehicles. Ensure the serpentine belt is properly aligned on the 6 groove pulley and verify electrical connections are secure. After installation, test the charging system to confirm correct voltage output and alternator operation.
Quality Assurance and Warranty
MPA Electrical's Remanufactured alternators undergo rigorous testing to meet industry standards. The alternator 11003 is built with Nippondenso components, known for durability and reliability. Warranty coverage details should be confirmed at the point of purchase to ensure protection against defects and performance issues.
| Brand | MPA Electrical |
| Part Number | 11003 |
| Position | Remanufactured |
| Amps | 130 Amps |
| Clock | 1:30 |
| Fan | Internal |
| Manufacturer | Nippondenso |
| Pulley | 6 Groove Serpentine |
| Regulator | Internal |
| Rotation | Clockwise |
| Volts | 12 Volts |
This part fits 2 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Cadillac | CTS | 3.2L | V6 | N/A | Remanufactured |
| 2003 | Cadillac | CTS | 3.2L | V6 | N/A | Remanufactured |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.