What are the signs of a failing alternator?

Common signs of a failing alternator include dashboard warning lights, electrical issues like overly bright or flickering lights, frequently dying battery, whining, grinding or squealing engine sounds, or stalling or struggling to start the vehicle.

Is the solenoid included?

Yes. GM Genuine Parts and ACDelco Starters include a solenoid compatible with the unit.

Will GM Genuine Parts and ACDelco Alternators and Starters withstand a wide range of weather conditions?

Yes. GM Genuine Parts and ACDelco Alternators and Starters are designed to withstand a wide range of weather conditions.

Do all alternators supply the same amperage?

No. Some vehicles require more amperage than others depending on the amount of electronics that need to be operated. Consult your vehicle Owner’s Manual for more information.

Can a bad alternator damage my battery or other electrical components?

Yes. The alternator keeps the battery charged and operating correctly. A failing alternator can overwork the vehicle’s battery and lead to permanent electrical damage if not addressed.

Gm Genuine Parts 15128978 Alternator | Desertcart UNITED STATES

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

$862.56

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

Description

⚡ Power Up Your GM with Genuine Precision!

SEAMLESS OEM INTEGRATION - Guaranteed fit, form, and function for hassle-free installation
TRUSTED BY GM PREFERRED BY YOU - Official GM-recommended replacement part ensuring peak vehicle performance
BUILT TO LAST TESTED TO PERFORM - Components rigorously tested for durability that outlasts the rest
POWER YOUR DRIVE WITH CONFIDENCE - Delivers reliable electrical power and battery charging every mile
PRECISION ENGINEERED FOR YOUR GM - 100% newly manufactured to match original specs perfectly

The GM Genuine Parts 15128978 Alternator is a 100% newly manufactured, GM-recommended replacement designed to meet original equipment specifications. Engineered for durability and perfect fit, it ensures reliable power delivery and battery charging for GM vehicles like Escalade, Silverado, and Tahoe, combining OEM quality with long-lasting performance.

Specifications

ASIN	B000IZ26J0
Best Sellers Rank	#2,260,787 in Automotive ( See Top 100 in Automotive ) #9,468 in Automotive Replacement Alternators
Brand	GM GENUINE PARTS
Customer Reviews	4.4 4.4 out of 5 stars (70)
Date First Available	October 10, 2007
Exterior	Painted
Item Weight	14.33 pounds
Item model number	15128978
Manufacturer	ACDelco
Manufacturer Part Number	15128978
Model	Escalade, Avalanche, Siverado, Suburban, Tahoe, Sierra, Yukon
OEM Part Number	15128978
Product Dimensions	9.5 x 8 x 8 inches

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.