HomeBosch AL8805X Alternator
Part #: AL8805X

Bosch AL8805X Alternator

Alternator (Remanufactured)
27 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Alternator (Remanufactured)
Fitment: Buick, Chevrolet, GMC, Isuzu, Saab, and Oldsmobile, Rainier, Trailblazer, Trailblazer EXT, Envoy, Envoy XL, Envoy XUV, Ascender, 9-7x, and Bravada
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Reliable Remanufactured Alternator for Select GM and Isuzu Models

The Bosch AL8805X Alternator (Remanufactured) is designed to restore charging system performance in various Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab vehicles. Engineered to meet original equipment specifications, this 12-volt alternator ensures consistent power delivery and durability for models like the Trailblazer, Envoy, and Ascender.

Key Features of Bosch AL8805X Alternator

  • Voltage: 12 volts for standard automotive electrical systems
  • Amperage Rating: 150 amps to support vehicle electrical demands
  • Rotation Direction: Clockwise for proper engine compatibility
  • Internal fan type with external fan included for efficient cooling
  • Includes pulley with 6 grooves and 62 mm outside diameter
  • Internal regulator type with external regulator included
  • Plug Type: 314 with 4-pin plug clock rear view main mounting ear at 6 o'clock
  • Case made of aluminum with aluminum color finish for corrosion resistance
  • Compatible with 6s pulley and belt type

About Bosch Alternator (Remanufactured) Product Line

The Bosch Alternator (Remanufactured) line offers remanufactured alternators that meet strict quality standards to provide reliable electrical charging and starting performance. These alternators are rebuilt using original equipment manufacturer components and undergo rigorous testing to ensure they deliver consistent amperage and fitment. The AL8805X is part of this line, combining durability with cost-effective restoration for your vehicle's charging system.

Detailed Product Description

This Bosch AL8805X remanufactured alternator is engineered to replace the original alternator in select Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab vehicles, including models such as the 9-7x, Ascender, Bravada, Envoy, Envoy XL, Envoy XUV, Rainier, Trailblazer, and Trailblazer EXT. Featuring a 12-volt system and a 150-amp output, it supports the electrical needs of modern vehicles. The clockwise rotation and 6-groove pulley ensure proper mechanical compatibility. The alternator includes an internal fan complemented by an external fan for optimal cooling, and it comes with an internal regulator plus an external regulator included, enhancing voltage control and system stability. The aluminum case provides durability and corrosion resistance, while the plug type 314 and mounting ear position facilitate straightforward installation.

Common Issues Addressed by This Alternator

  • Battery not charging or slow battery drain
  • Dim or flickering headlights and electrical accessories
  • Warning lights related to charging system on the dashboard
  • Unusual noises from the alternator pulley or fan
  • Intermittent electrical failures or vehicle stalling

Installation Notes and Tips

  • Ensure vehicle compatibility with Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab models listed
  • Verify clockwise rotation and pulley groove count match the original alternator
  • Check plug type 314 and mounting ear position for proper fit
  • Inspect belt condition and replace if worn during installation
  • Follow manufacturer torque specifications for mounting bolts

Quality Assurance and Warranty

This Bosch AL8805X remanufactured alternator is built to meet OEM standards and undergoes comprehensive testing to ensure reliable performance. It is packaged securely in a box to prevent damage during transport. While specific warranty details are not provided here, Bosch remanufactured alternators typically come with a limited warranty covering defects in materials and workmanship.

BrandBosch
Part NumberAL8805X
PositionAlternator (Remanufactured)
Amperage Rating150
Case ColorAluminum
Case MaterialAluminum
Cases Per Pallet (ORLY)60
External Fan IncludedYes
External Regulator IncludedYes
Fan TypeInternal
New Or RemanufacturedRemanufactured
One Wire CapableNo
Original Equipment Manufacturer NamesDE
Outside Pulley Diameter62
PackagingBox
Plug Clock Rear View Main Mounting Ear at 6 O Clock4
Plug Type314
Pulley Groove Quantity6
Pulley IncludedYes
Pulley Type6S
Pulley Type / Belt Type (Alternator)6S
Regulator TypeInternal
Rotation DirectionClockwise
Unit(s) per Car Qty (ORLY)1
Voltage12

This part fits 27 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005BuickRainier4.2LL6N/AAlternator (Remanufactured)
2005ChevroletTrailblazer4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2005ChevroletTrailblazer EXT4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2005GMCEnvoy4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2005GMCEnvoy XL4.2LL6N/AAlternator (Remanufactured)
2005GMCEnvoy XUV4.2LL6N/AAlternator (Remanufactured)
2005IsuzuAscender4.2LL6N/AAlternator (Remanufactured)
2005Saab9-7x4.2LL6N/AAlternator (Remanufactured)
2004BuickRainier4.2LL6N/AAlternator (Remanufactured)
2004ChevroletTrailblazer4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2004ChevroletTrailblazer EXT4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2004GMCEnvoy4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2004GMCEnvoy XL4.2LL6N/AAlternator (Remanufactured)
2004GMCEnvoy XUV4.2LL6N/AAlternator (Remanufactured)
2004IsuzuAscender4.2LL6N/AAlternator (Remanufactured)
2004OldsmobileBravada4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2003ChevroletTrailblazer4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2003ChevroletTrailblazer EXT4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2003GMCEnvoy4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2003GMCEnvoy XL4.2LL6N/AAlternator (Remanufactured)
2003IsuzuAscender4.2LL6N/AAlternator (Remanufactured)
2003OldsmobileBravada4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2002ChevroletTrailblazer4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2002ChevroletTrailblazer EXT4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2002GMCEnvoy4.2LL6N/ATo 150 Amp Alternator; Alternator (Remanufactured)
2002GMCEnvoy XL4.2LL6N/AAlternator (Remanufactured)
2002OldsmobileBravada4.2LL6N/ATo 150 Amp Alternator; Alternator (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:

104644688104644680

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.