ACDelco is the official parts brand of General Motors, providing genuine OEM components and high-quality aftermarket parts for GM vehicles as well as many other makes. Known for its reliability and engineering precision, ACDelco offers a full range of parts including batteries, filters, brakes, spark plugs, and fluids—all designed to meet or exceed GM’s factory standards. With product lines like ACDelco Original Equipment, Gold, and Silver, the brand delivers options for both premium replacements and value-focused repairs, all backed by GM’s quality assurance and nationwide warranty support.

Easily order your  Trailer Wiring Harness 7-Pin to 12-Volt Auxiliary Adapter ( 12497781) for your  vehicle today!

Order more ACDelco Parts here.

Need more parts? We carry full inventories of OEM parts for all GM vehicles. Select what vehicle you want to shop for below to get started:

• Buick Parts
• Cadillac Parts
• Chevrolet Parts
• GMC Parts
• Hummer Parts
• Oldsmobile Parts
• Pontiac Parts
• Saturn Parts