OE Quality
60-Day Returns

MPA Electrical 8155603N Alternator
Reliable Alternator for Chevrolet, Oldsmobile, and Pontiac Vehicles
The MPA Electrical New alternator 8155603N is designed to provide consistent 12-volt electrical output with 105 amps of power. Engineered for select Chevrolet, Oldsmobile, and Pontiac models, this alternator ensures your vehicle's charging system operates efficiently.
- Output: 105 amps at 12 volts
- Internal fan for effective cooling
- 6 groove serpentine pulley for secure belt engagement
- Internal voltage regulator for stable power delivery
- Clockwise rotation compatible with specific engine setups
- Manufacturer: Delco, known for quality electrical components
Detailed Features and Specifications
This MPA Electrical New alternator, part number 8155603N, features a 6 groove serpentine pulley designed to fit the belt systems of Chevrolet Cutlass Supreme, Oldsmobile Cutlass Supreme, Pontiac Grand Prix, Lumina, and Monte Carlo models. The internal fan helps maintain optimal operating temperatures, reducing wear and extending alternator life. With an internal voltage regulator, this alternator maintains consistent voltage output, protecting your vehicle's electrical system from fluctuations. The clockwise rotation matches the original equipment specifications for these vehicles, ensuring proper function and fitment.
Compatible Vehicles and Common Applications
- Chevrolet Cutlass Supreme charging system replacement
- Oldsmobile Cutlass Supreme alternator upgrade or repair
- Pontiac Grand Prix electrical charging component
- Pontiac Lumina alternator replacement
- Pontiac Monte Carlo charging and starting system maintenance
Installation Notes and Tips
- Verify vehicle make, model, and engine specifications before installation
- Ensure proper belt alignment with the 6 groove serpentine pulley
- Disconnect battery before removing the old alternator to prevent electrical shorts
- Check wiring connections and clean terminals for optimal performance
- Test charging system after installation to confirm correct operation
Quality Assurance and Warranty Information
The MPA Electrical New alternator 8155603N is manufactured by Delco, a trusted name in automotive electrical components. This alternator meets OEM specifications for voltage, amperage, and rotation, ensuring reliable performance. While specific warranty details are not provided here, MPA Electrical products typically come with manufacturer-backed quality assurance. Always consult product documentation or supplier information for warranty terms.
| Brand | MPA Electrical |
| Part Number | 8155603N |
| Position | New |
| Amps | 105 Amps |
| Clock | 3:00 |
| Fan | Internal |
| Manufacturer | Delco |
| Pulley | 6 Groove Serpentine |
| Regulator | Internal |
| Rotation | Clockwise |
| Volts | 12 Volts |
This part fits 13 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1997 | Chevrolet | Lumina | 3.4L | V6 | N/A | New |
| 1997 | Chevrolet | Monte Carlo | 3.4L | V6 | N/A | New |
| 1996 | Chevrolet | Lumina | 3.4L | V6 | N/A | New |
| 1996 | Chevrolet | Monte Carlo | 3.4L | V6 | N/A | New |
| 1996 | Oldsmobile | Cutlass Supreme | 3.4L | V6 | N/A | New |
| 1996 | Pontiac | Grand Prix | 3.4L | V6 | N/A | New |
| 1995 | Chevrolet | Lumina | 3.4L | V6 | N/A | New |
| 1995 | Chevrolet | Monte Carlo | 3.4L | V6 | N/A | New |
| 1995 | Oldsmobile | Cutlass Supreme | 3.4L | V6 | N/A | New |
| 1995 | Pontiac | Grand Prix | 3.4L | V6 | N/A | New |
| 1994 | Chevrolet | Lumina | 3.4L | V6 | N/A | New |
| 1994 | Oldsmobile | Cutlass Supreme | 3.4L | V6 | N/A | New |
| 1994 | Pontiac | Grand Prix | 3.4L | V6 | N/A | New |
* 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.