Part #: 20594

Remy 20594 Alternator

Premium Remanufactured
⚙️ 35 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Premium Remanufactured
🚗Fitment: Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac, Commercial Chassis, Roadmaster, Fleetwood, Caprice, Impala, Lumina APV, Silhouette, and Trans Sport
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Reliable Remy Alternator for Select GM Vehicles

The Remy Premium Remanufactured Alternator 20594 offers a dependable electrical charging solution for various Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Designed to meet OE specifications, this 12-volt alternator ensures consistent performance and compatibility with your vehicle's electrical system.

Key Features of Remy Alternator 20594

  • Amperage Rating: 140 amps for efficient power output
  • External fan type for effective cooling
  • Remanufactured to meet OE standards
  • Includes pulley for straightforward installation
  • Clockwise rotation direction
  • Internal voltage regulator for stable voltage control
  • Compatible with 12-volt electrical systems
  • OE Manufacturer: Delco/Delphi

About the Premium Remanufactured Product Line

The Premium Remanufactured line by Remy focuses on delivering alternators that have been carefully rebuilt to meet original equipment manufacturer specifications. This process includes thorough testing and replacement of worn components, ensuring reliable operation and longevity. The 20594 alternator benefits from this rigorous remanufacturing process, providing a cost-effective alternative to new parts without compromising quality.

Detailed Product Description

This Remy alternator 20594 is engineered for select GM vehicles including Buick Caprice, Cadillac Fleetwood, Chevrolet Impala, Oldsmobile Roadmaster, Pontiac Silhouette, and others. Its 140-amp output supports the electrical demands of these models, while the external fan design helps maintain optimal operating temperatures. The included pulley and clockwise rotation direction match original equipment specifications, facilitating a direct replacement. The internal voltage regulator ensures consistent voltage delivery, protecting your vehicle’s electrical components.

Common Applications and Issues Addressed

  • Restores charging system functionality in Buick Caprice and Chevrolet Impala
  • Resolves dimming or flickering headlights in Cadillac Fleetwood and Pontiac Silhouette
  • Eliminates battery drain issues in Oldsmobile Roadmaster and Lumina APV
  • Replaces faulty alternators causing starting problems in Chevrolet Commercial Chassis
  • Addresses electrical system failures in Pontiac Trans Sport

Installation Notes and Tips

  • Verify vehicle compatibility with the listed makes and models before installation
  • Ensure the alternator pulley aligns correctly with the belt system
  • Check the rotation direction matches the original part (clockwise)
  • Inspect electrical connections and clean terminals for optimal contact
  • Follow manufacturer torque specifications when securing the alternator

Quality Assurance and Warranty

Remy’s Premium Remanufactured alternators undergo comprehensive testing to meet or exceed OE performance standards. Each unit is inspected for electrical output, mechanical integrity, and durability. While specific warranty details may vary, Remy typically offers a limited warranty covering defects in materials and workmanship, providing confidence in the product’s reliability.

BrandRemy
Part Number20594
PositionPremium Remanufactured
Amperage Rating140
Fan TypeExternal
New or RemanufacturedRemanufactured
OE ManufacturerDelco/Delphi
Pulley IncludedYes
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 35 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1996BuickRoadmaster5.7LV8N/A140 Amp Alternator; Premium Remanufactured
1996CadillacCommercial Chassis5.7LV8N/A140 Amp Alternator; Premium Remanufactured
1996CadillacFleetwood5.7LV8N/A140 Amp Alternator; Premium Remanufactured
1996ChevroletCaprice4.3LV8N/A140 Amps, Option; If Needed; Premium Remanufactured
1996ChevroletCaprice5.7LV8N/A140 Amps, Option; If Needed; Premium Remanufactured
1996ChevroletImpala5.7LV8N/A140 Amps, Option; If Needed; Premium Remanufactured
1995BuickRoadmaster5.7LV8N/A140 Amp Alternator; Premium Remanufactured
1995CadillacCommercial Chassis5.7LV8N/A140 Amp Alternator; Premium Remanufactured
1995CadillacFleetwood5.7LV8N/A140 Amp Alternator; Premium Remanufactured
1995ChevroletCaprice4.3LV8N/A140 Amps, Option; If Needed; Premium Remanufactured
1995ChevroletCaprice5.7LV8N/A140 Amps, Option; If Needed; Premium Remanufactured
1995ChevroletImpala5.7LV8N/A140 Amps, Option; If Needed; Premium Remanufactured
1995ChevroletLumina APV3.8LV6N/A140 Amps, Option; If Needed; Premium Remanufactured
1995OldsmobileSilhouette3.8LV6N/A140 Amp Alternator; Premium Remanufactured
1995PontiacTrans Sport3.8LV6N/A140 Amp Alternator; Premium Remanufactured
1994BuickRoadmaster5.7LV8N/A140 Amp Alternator; Premium Remanufactured
1994CadillacCommercial Chassis5.7LV8N/A140 Amp Alternator; Premium Remanufactured
1994CadillacFleetwood5.7LV8N/A140 Amp Alternator; Premium Remanufactured
1994ChevroletCaprice4.3LV8N/A140 Amps, Option; If Needed; Premium Remanufactured
1994ChevroletCaprice5.7LV8N/A140 Amps, Option; If Needed; Premium Remanufactured
1994ChevroletCommercial Chassis5.7LV8N/A140 Amps, Option; If Needed; Premium Remanufactured
1994ChevroletImpala5.7LV8N/A140 Amps, Option; If Needed; Premium Remanufactured
1994ChevroletLumina APV3.8LV6N/A140 Amps, Option; If Needed; Premium Remanufactured
1994OldsmobileSilhouette3.8LV6N/A140 Amps, Option; If Needed; Premium Remanufactured
1994PontiacTrans Sport3.8LV6N/A140 Amps, Option; If Needed; Premium Remanufactured
1993CadillacCommercial Chassis5.7LV8N/A140 Amp Alternator; Premium Remanufactured
1993CadillacFleetwood5.7LV8N/A140 Amp Alternator; Premium Remanufactured
1993ChevroletCaprice5.7LV8N/APolice, Opt, 140 Amps; Premium Remanufactured
1993ChevroletCommercial Chassis5.7LV8N/APolice, Opt, 140 Amps; Premium Remanufactured
1993ChevroletLumina APV3.8LV6N/A140 Amps, Option; If Needed; Premium Remanufactured
1993OldsmobileSilhouette3.8LV6N/A140 Amps, Option; If Needed; Premium Remanufactured
1993PontiacTrans Sport3.8LV6N/A140 Amps, Option; If Needed; Premium Remanufactured
1992ChevroletLumina APV3.8LV6N/A140 Amps, Option; If Needed; Premium Remanufactured
1992OldsmobileSilhouette3.8LV6N/A140 Amps, Option; If Needed; Premium Remanufactured
1992PontiacTrans Sport3.8LV6N/A140 Amp Alternator; Premium 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:

10463338104636781047989110480201

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