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MPA Electrical 8290603 Alternator
| Brand | MPA Electrical 8290603 |
|---|---|
| Amps | 150 Amps |
| Clock | 4:00 |
| Fan | Internal |
| Manufacturer | Delco |
| Pulley | 6 Groove Serpentine |
| Regulator | Internal |
| Rotation | Clockwise |
| Volts | 12 Volts |
| Product line | Remanufactured |
| Fits | Buick, Chevrolet, GMC, Isuzu, Saab, and Oldsmobile · 34 vehicles |
Remanufactured unit. A remanufactured alternator built for dependable charging performance.
150-amp output. Delivers strong electrical capacity for demanding systems.
Internal regulator. Integrated regulation helps simplify the charging system.
Cross-references AP Exhaust 8290, BBB Industries 8497 and 10464468 for the same application. See all 15.
Remanufactured Alternator for GM SUV Applications
MPA Electrical part number 8290603 is a remanufactured 12-volt alternator built for charging-system service on select GM SUVs and related platforms. It delivers 150 amps with an internal regulator, internal fan, clockwise rotation, and a 6-groove serpentine pulley for direct replacement use.
This remanufactured alternator is a Delco-style unit for vehicles such as the Chevrolet Trailblazer, GMC Envoy, and Buick Rainier. It is also listed for the Chevrolet Trailblazer EXT, GMC Envoy XL, GMC Envoy XUV, Isuzu Ascender, Saab 9-7x, and Oldsmobile Bravada.
Key Features
- MPA Electrical remanufactured alternator, part number 8290603
- 150 amp output for 12-volt charging systems
- Internal voltage regulator and internal fan
- 6-groove serpentine pulley
- Clockwise rotation with 4:00 clock position
- Delco manufacturer style for listed applications
Detailed Product Overview
Part number 8290603 is a remanufactured alternator engineered around the specifications commonly used on GM truck-based SUVs. The 150 amp rating supports the electrical demand of factory charging systems, while the internal regulator helps maintain stable output without an external regulator. The internal fan and clockwise rotation match the listed OE-style configuration, and the 6-groove serpentine pulley supports belt-driven installation on the specified vehicles.
Compatible With 2002-2006 Chevrolet Trailblazer, N/A; 2002-2006 GMC Envoy, N/A; and 2004-2006 Buick Rainier, N/A. It also cross-references BBB Industries 8497 for the same application.
Common Issues This Part Can Address
- Low battery charging caused by a worn alternator
- Battery warning light related to charging-system output
- Dim lights or electrical instability at idle
- Noise or bearing wear from an aging alternator assembly
- Charging failure on GM SUV applications using this Delco-style setup
Installation Notes and Tips
Verify pulley groove count, rotation, clock position, and connector style before installation. Confirm the vehicle’s charging-system layout matches the listed 12-volt, internal-regulator configuration. For best results, inspect the belt, tensioner, battery condition, and charging cables during replacement so the new alternator can operate within normal system load.
Quality Assurance
MPA Electrical supplies this unit as a remanufactured alternator built to match the listed application specifications. Fitment is confirmed for 2002-2006 Chevrolet Trailblazer, 2002-2006 GMC Envoy, 2004-2006 Buick Rainier, 2002-2006 Chevrolet Trailblazer EXT, 2002-2006 GMC Envoy XL, 2003-2006 Isuzu Ascender, 2005-2006 Saab 9-7x, 2004-2005 GMC Envoy XUV, and 2002-2004 Oldsmobile Bravada.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Buick | Rainier | 4.2L | L6 | N/A | Remanufactured |
| 2006 | Chevrolet | Trailblazer | 4.2L | L6 | N/A | Remanufactured |
| 2006 | Chevrolet | Trailblazer EXT | 4.2L | L6 | N/A | Remanufactured |
| 2006 | GMC | Envoy | 4.2L | L6 | N/A | Remanufactured |
| 2006 | GMC | Envoy XL | 4.2L | L6 | N/A | Remanufactured |
| 2006 | Isuzu | Ascender | 4.2L | L6 | N/A | Remanufactured |
| 2006 | Saab | 9-7x | 4.2L | L6 | N/A | Remanufactured |
| 2005 | Buick | Rainier | 4.2L | L6 | N/A | Remanufactured |
| 2005 | Chevrolet | Trailblazer | 4.2L | L6 | N/A | Remanufactured |
| 2005 | Chevrolet | Trailblazer EXT | 4.2L | L6 | N/A | Remanufactured |
| 2005 | GMC | Envoy | 4.2L | L6 | N/A | Remanufactured |
| 2005 | GMC | Envoy XL | 4.2L | L6 | N/A | Remanufactured |
| 2005 | GMC | Envoy XUV | 4.2L | L6 | N/A | Remanufactured |
| 2005 | Isuzu | Ascender | 4.2L | L6 | N/A | Remanufactured |
| 2005 | Saab | 9-7x | 4.2L | L6 | N/A | Remanufactured |
| 2004 | Buick | Rainier | 4.2L | L6 | N/A | Remanufactured |
| 2004 | Chevrolet | Trailblazer | 4.2L | L6 | N/A | Remanufactured |
| 2004 | Chevrolet | Trailblazer EXT | 4.2L | L6 | N/A | Remanufactured |
| 2004 | GMC | Envoy | 4.2L | L6 | N/A | Remanufactured |
| 2004 | GMC | Envoy XL | 4.2L | L6 | N/A | Remanufactured |
| 2004 | GMC | Envoy XUV | 4.2L | L6 | N/A | Remanufactured |
| 2004 | Isuzu | Ascender | 4.2L | L6 | N/A | Remanufactured |
| 2004 | Oldsmobile | Bravada | 4.2L | L6 | N/A | Remanufactured |
| 2003 | Chevrolet | Trailblazer | 4.2L | L6 | N/A | Remanufactured |
| 2003 | Chevrolet | Trailblazer EXT | 4.2L | L6 | N/A | Remanufactured |
| 2003 | GMC | Envoy | 4.2L | L6 | N/A | Remanufactured |
| 2003 | GMC | Envoy XL | 4.2L | L6 | N/A | Remanufactured |
| 2003 | Isuzu | Ascender | 4.2L | L6 | N/A | Remanufactured |
| 2003 | Oldsmobile | Bravada | 4.2L | L6 | N/A | Remanufactured |
| 2002 | Chevrolet | Trailblazer | 4.2L | L6 | N/A | Remanufactured |
| 2002 | Chevrolet | Trailblazer EXT | 4.2L | L6 | N/A | Remanufactured |
| 2002 | GMC | Envoy | 4.2L | L6 | N/A | Remanufactured |
| 2002 | GMC | Envoy XL | 4.2L | L6 | N/A | Remanufactured |
| 2002 | Oldsmobile | Bravada | 4.2L | L6 | N/A | Remanufactured |
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