OER 1963-66 Chevy, Pontiac, GMC Horn Relay Various Models

Part Number: HR620-OER

OER 1963-66 Chevy, Pontiac, GMC Horn Relay Various Models

Part Number: HR620-OER

Original price was: $30.99.Current price is: $26.95.

On Backorder

( Inventory updated: 06/06/2026 )

Estimated ship date: 30 days or more

If there is no ETA, we will refund the cost of the part.

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1963-66 Chevy, Pontiac, GMC Horn Relay – Various Models

Revitalize your classic ride with our premium 1963-66 Chevy, Pontiac, GMC Horn Relay. Designed specifically for the needs of vintage vehicle enthusiasts, this replacement horn relay is crucial for restoring functionality to your horn, ensuring safety and compliance on the road. With its reliable design tailored for various GM models from the early ’60s, you can trust this part to perform under challenging conditions and alleviate the frustrations of a non-functional horn.

Key Features and Benefits

  • Exceptional Compatibility: Compatible with a wide range of models from Chevy, Pontiac, and GMC, making it an ideal choice for classic restorations.
  • Durable Design: Crafted to withstand excessive heat and electrical demands, this relay promises long-lasting performance for your vehicle.
  • Easy Installation: This relay is designed as a plug-and-play replacement, making it accessible for both professional mechanics and DIY restorers.
  • OE Part Replacement: Effectively replaces original part numbers 1115824, 12339243 and various aftermarket numbers, ensuring it meets or exceeds OE specifications.

Technical Specifications

  • Part Number: HR620
  • Brand: OER

Fitment Information

This horn relay is engineered to fit an extensive list of GM models. Here are some compatible applications:

Chevrolet Automobile Applications:

  • 1963-1965 Chevrolet Impala
  • 1963-1965 Chevrolet Bel Air
  • 1963-1965 Chevrolet Biscayne
  • 1964 Chevrolet Chevelle
  • 1963-1965 Chevrolet Chevy II/Nova
  • 1963-1965 Chevrolet Corvette
  • 1964-1967 Chevrolet El Camino

GMC Truck Applications:

  • 1963-1966 GMC 3000
  • 1963-1966 GMC 3500
  • 1963-1965 GMC 1000 Series
  • 1963-1966 GMC Suburban
  • 1966 GMC P1000

Pontiac Applications:

  • 1964-1965 Pontiac Acadian
  • 1964-1965 Pontiac GTO
  • 1964-1965 Pontiac Bonneville
  • 1964-1965 Pontiac Catalina

Note: While this replacement part may appear different cosmetically from the original, it is engineered to fit and function properly.

Don‚Äôt let a faulty horn relay dampen the spirit of your classic car. Upgrade to our reliable 1963-66 Chevy, Pontiac, GMC Horn Relay and enjoy the confidence of a fully functional horn, improving your vehicle’s overall functionality and safety. Order yours today and keep your classic alive and thriving!

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OER

Original Equipment Reproduction - OER - is the leading manufacturer and distributor of quality classic automotive restoration parts and accessories. OER products are meticulously manufactured to replicate the OEM appearance, quality and fit that meets or exceeds the original factory specifications.

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