GM 88864258 Alternator

( Brand: Gm ), ( Manufacturer Part Number: 88864258 ), ( Part Type: Alternator ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Parts Included: Only Part Reference 0 On The Diagram Is Included ), ( Replaces Part Number: 19135999 )

Review GM Genuine Alternator Remanufactured

The GM Part Number 88864258 is a genuine Original Equipment (OE) alternator designed specifically for select GM vehicles. This alternator is engineered to deliver optimal performance and reliability for your GM automobile.

This alternator features a robust and durable design, with a cast aluminum housing and a compact size to ensure a snug fit in your vehicle. It is designed to deliver a consistent power output of 75 amps at 3,600 RPM, ensuring that your vehicle's electrical systems are always adequately powered.

The alternator comes with a robust and reliable three-phase internal design, which allows it to efficiently convert mechanical energy from the engine into electrical energy. It also features a diode rectifier that converts the alternating current (AC) produced by the alternator into direct current (DC) that can be used by your vehicle's electrical systems.

The alternator's brush system is engineered for long-lasting performance, with a self-adjusting mechanism that ensures proper brush-to-slip ring contact for consistent power delivery. It also features a durable and efficient voltage regulator that maintains a stable voltage output for your vehicle's electrical systems.

This alternator is designed to meet or exceed OE specifications, ensuring that it delivers the same level of performance and reliability as the alternator that came originally equipped on your vehicle. It is also backed by GM's warranty for added peace of mind.

In summary, the GM Part Number 88864258 is a high-quality alternator that is specifically engineered to deliver optimal performance and reliability for select GM vehicles. Its robust and durable design, efficient three-phase internal design, and long-lasting brush system make it a reliable and effective solution for maintaining the electrical systems in your GM automobile.

Buying the GM part number 88864258 alternator comes with several pros and cons that you should consider before making a purchase.

1. Original Equipment: This alternator is a genuine General Motors part, which means it is designed to fit and function optimally with your GM vehicle.

2. Warranty Coverage: Purchasing a GM original part from a certified dealer or authorized aftermarket supplier often comes with a warranty, providing added peace of mind.

3. Reliability: A GM original alternator is engineered to meet the high standards of General Motors, ensuring dependability and longevity.

4. Performance: This alternator is specifically designed to deliver the required power output for your GM vehicle, ensuring optimal battery charging and electrical system performance.

1. Cost: GM original parts, like the 88864258 alternator, can be more expensive compared to aftermarket alternatives.

2. Availability: Depending on the specific model and year of your GM vehicle, the availability of the 88864258 alternator may be limited, requiring you to look for alternatives or wait for a replacement.

3. Installation: Installing a new alternator can be a complex process, especially for those without automotive experience. You may need to seek professional help, which could add to the overall cost.

The GM 88864258 alternator is a reliable and original solution for replacing a faulty alternator in your GM vehicle. Its benefits, such as warranty coverage, performance, and compatibility, outweigh the potential drawbacks, such as cost and availability. However, it is essential to consider the specific needs and circumstances of your vehicle and budget before making a purchase. If cost is a significant concern, exploring aftermarket alternatives may be worthwhile.

If your GM vehicle requires a new alternator and you prioritize the peace of mind and performance benefits of a genuine GM part, purchasing the 88864258 alternator from a certified dealer or authorized aftermarket supplier is the recommended choice. If budget is a concern, carefully evaluating aftermarket options and their compatibility with your vehicle is advisable.

Details:

Found a Better Price. Changed My Mind. Just Didn't Like it.

part #: 88864258 price

• $436.77

specifications altnagen:

• brand: Gm
• mpn: 88864258
• part type: Alternator
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• parts included: Only Part Reference 0 On The Diagram Is Included
• replaces part number: 19135999

seller altnagen:

• city: Garland, Texas
• # reviews: 31122
• rating: 99.1%

general altnagen:

• Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > Alternators Generators
• condition: New

payments altnagen:

• wallet: Google-pay
• other
• credit card: Diners-club

offer altnagen:

• quantity: 1
• options: Ship-to-home
• started: April 16, 2026
• availability: In Stock
• sold: 0

returns altnagen:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

shipping altnagen:

• type: Fixed
• cost: $0.00
• class: Standard
• transit: 5-12 Days
• carrier: FedEx
• service: FedEx Ground / FedEx Home Delivery

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