My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

ACDelco D1978d Gm Original Equipment High Note Horn

(Chevrolet Silverado 1500 1999-2007, Silverado 1500 HD 2001-06, Suburban 1500 2000-06, Camaro 1997-2002, Corvette 1997-2013 + 74 more models)

Manufacturer

Picture for manufacturer ACDelco

Part Number

D1978D
19 reviews
Sale Price

$36.94

Out of Stock

Notify me when available
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The ACDelco D1978D is a GM Original Equipment high note horn designed to deliver reliable audible warning performance for GM vehicles. This genuine OEM horn produces a high-frequency tone that works in conjunction with a low note horn to create the distinctive dual-tone alert sound found in many GM applications.

Key Features:

  • Genuine GM Original Equipment part ensures exact fit and function
  • High note frequency output for dual-tone horn systems
  • Durable construction designed to withstand extreme temperatures and weather conditions
  • Direct replacement for worn or failed factory horn assemblies
  • Tested to meet GM's strict quality and performance standards

This horn assembly includes the necessary mounting bracket and electrical connector for straightforward installation. ACDelco GM Original Equipment parts are manufactured to the same specifications as the components originally installed on GM vehicles, ensuring reliable performance and longevity.

Products specifications

Fits

Chevrolet Silverado 1500 1999-2007, Silverado 1500 HD 2001-06, Suburban 1500 2000-06, Camaro 1997-2002, Corvette 1997-2013, Silverado 2500 HD 2001-06, Tahoe 1998-2006, S10 1998-2004, Malibu 1997-2003, C1500 1998-99 + 69 more models

Didn’t know you all existed!! By far lowest priced AND free shipping!!!!

here it is: hard to refine components to my particular vehicle without outside reference

Thank you for free shipping

I am very impressed with the super fast delivery and your price points are very reasonable I will definitely deal with you guys again

I finally put the windshield wipers on today - it was much easier than I thought :). Haven't had a chance to use them to know how well they work yet.

Good

The checkout was very quick.

simple website to navigate

smooth and simple... please add more things for subaru impreza

Great A++

Great price and fast shipping

thanks

so far everything is great. looking forward to receiving my items.

Thanks

Easy online transaction

I just placed my first order with Autoplicity and am extremely pleased with how smoothly everything went. It took an extra day or so to get me set up and verify my info, but they've left with me with the confidence future orders won't be an issue. Great prices and customer service is a winning combination.

very fast

Best price out there

Autoplicity offered the best internet price, and utilized Paypal for guaranteed customer service. Shipping tracking through UPS is accurate and customer focused. I'm very pleased with the retail experience, and will use Autoplicity on future orders and best prices.

Share icon
Return Policy
Returns are easy at Autoplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy