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MPA Electrical 8290603N Alternator
| Brand | MPA Electrical 8290603N |
|---|---|
| Amps | 150 Amps |
| Clock | 4:00 |
| Fan | Internal |
| Manufacturer | Delco |
| Pulley | 6 Groove Serpentine |
| Regulator | Internal |
| Rotation | Clockwise |
| Volts | 12 Volts |
| Product line | New |
| Fits | Buick, Chevrolet, GMC, Isuzu, Saab, and Oldsmobile · 34 vehicles |
New unit. Freshly built alternator for dependable charging performance.
150 amps. Delivers strong electrical output for demanding systems.
Internal regulator. Simplifies charging control with an integrated design.
Cross-references AP Exhaust 8290, 10464468 and 15062413 for the same application. See all 13.
150 Amp Alternator for GM SUV Applications
MPA Electrical part number 8290603N is a new 12-volt alternator built for GM SUV and crossover applications that need stable charging output. It delivers 150 amps with an internal regulator, internal fan, and a 6-groove serpentine pulley for direct-fit service on the listed vehicles.
This alternator is a Delco-style unit with clockwise rotation and a 4:00 clock position. It is a practical replacement for charging-system service on the Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and related platforms.
Key Features
- 150 amp output for 12-volt charging systems
- Internal regulator for integrated voltage control
- Internal fan for alternator cooling
- 6-groove serpentine pulley
- Clockwise rotation with 4:00 clock position
- Delco manufacturer style
- New MPA Electrical part number 8290603N
Detailed Description
MPA Electrical 8290603N is an alternator designed around the listed OE-style specifications, including 150 amps, internal regulation, and a serpentine belt pulley configuration. The Delco-style layout and 4:00 clock position help match the original charging-system setup on supported GM vehicles. This part number 8290603N is also referenced for applications that call for OE numbers such as 10464468 and 15062413.
Compatible With 2004-2006 Buick Rainier, 2002-2006 Chevrolet Trailblazer, 2002-2006 Chevrolet Trailblazer EXT, 2002-2006 GMC Envoy, 2002-2006 GMC Envoy XL, 2003-2006 Isuzu Ascender, 2005-2006 Saab 9-7x, 2004-2005 GMC Envoy XUV, and 2002-2004 Oldsmobile Bravada. This part number 8290603N is a fitment-based replacement for these GM and related models when the charging system calls for the listed alternator configuration.
This part cross-references AP Exhaust 8290 for the same application.
Common Problems 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 with the listed fitment
Installation Notes and Tips
Verify pulley groove count, clock position, rotation, and electrical connector style before installation. Confirm the vehicle uses a 12-volt system and compare the original unit to MPA Electrical 8290603N to ensure the Delco-style alternator matches the existing mounting and belt alignment. After installation, check charging voltage and inspect belt condition, tension, and battery health.
Quality Assurance
MPA Electrical supplies a new alternator built to the stated specifications for direct replacement service. The product details provided here are based on the listed attributes and fitment data for accurate application matching.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Buick | Rainier | 4.2L | L6 | N/A | New |
| 2006 | Chevrolet | Trailblazer | 4.2L | L6 | N/A | New |
| 2006 | Chevrolet | Trailblazer EXT | 4.2L | L6 | N/A | New |
| 2006 | GMC | Envoy | 4.2L | L6 | N/A | New |
| 2006 | GMC | Envoy XL | 4.2L | L6 | N/A | New |
| 2006 | Isuzu | Ascender | 4.2L | L6 | N/A | New |
| 2006 | Saab | 9-7x | 4.2L | L6 | N/A | New |
| 2005 | Buick | Rainier | 4.2L | L6 | N/A | New |
| 2005 | Chevrolet | Trailblazer | 4.2L | L6 | N/A | New |
| 2005 | Chevrolet | Trailblazer EXT | 4.2L | L6 | N/A | New |
| 2005 | GMC | Envoy | 4.2L | L6 | N/A | New |
| 2005 | GMC | Envoy XL | 4.2L | L6 | N/A | New |
| 2005 | GMC | Envoy XUV | 4.2L | L6 | N/A | New |
| 2005 | Isuzu | Ascender | 4.2L | L6 | N/A | New |
| 2005 | Saab | 9-7x | 4.2L | L6 | N/A | New |
| 2004 | Buick | Rainier | 4.2L | L6 | N/A | New |
| 2004 | Chevrolet | Trailblazer | 4.2L | L6 | N/A | New |
| 2004 | Chevrolet | Trailblazer EXT | 4.2L | L6 | N/A | New |
| 2004 | GMC | Envoy | 4.2L | L6 | N/A | New |
| 2004 | GMC | Envoy XL | 4.2L | L6 | N/A | New |
| 2004 | GMC | Envoy XUV | 4.2L | L6 | N/A | New |
| 2004 | Isuzu | Ascender | 4.2L | L6 | N/A | New |
| 2004 | Oldsmobile | Bravada | 4.2L | L6 | N/A | New |
| 2003 | Chevrolet | Trailblazer | 4.2L | L6 | N/A | New |
| 2003 | Chevrolet | Trailblazer EXT | 4.2L | L6 | N/A | New |
| 2003 | GMC | Envoy | 4.2L | L6 | N/A | New |
| 2003 | GMC | Envoy XL | 4.2L | L6 | N/A | New |
| 2003 | Isuzu | Ascender | 4.2L | L6 | N/A | New |
| 2003 | Oldsmobile | Bravada | 4.2L | L6 | N/A | New |
| 2002 | Chevrolet | Trailblazer | 4.2L | L6 | N/A | New |
| 2002 | Chevrolet | Trailblazer EXT | 4.2L | L6 | N/A | New |
| 2002 | GMC | Envoy | 4.2L | L6 | N/A | New |
| 2002 | GMC | Envoy XL | 4.2L | L6 | N/A | New |
| 2002 | Oldsmobile | Bravada | 4.2L | L6 | N/A | New |
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