Description

GM Genuine Parts D515C Ignition Coil is engineered to match the fit, form, and function of your original ignition coil. This GM Genuine Parts D515C Ignition Coil uses high‑quality coated windings to improve durability and protect against internal shorts and dielectric breakdown. Silicone steel plates and corrosion‑resistant laminations help ensure long service life and consistent performance under harsh under‑hood conditions.

Key Features & Benefits

• GM OE Direct Replacement

  • GM‑recommended replacement for your vehicle’s original ignition coil
  • Designed to match the original part size, shape, and performance

• Durable, High-Quality Construction

  • Coated windings improve durability and help protect against internal shorts and dielectric breakdown
  • Many applications include molded plastic protection to ensure critical components are not exposed

• Reliable Performance

  • Engineered to deliver consistent spark output for smooth idle, reliable starting, and strong acceleration
  • Helps restore proper ignition performance and can assist in reducing misfires related to a failing coil

• Quality, Reliability, and Fit

  • Manufactured to meet or exceed strict GM quality requirements
  • Backed by the quality and durability you expect from GM Genuine Parts

Specifications

• Part Number: D515C
• OEM Reference: 12632479
• Application: GM Genuine Parts – GM OE replacement

When to Replace

Consider replacing your ignition coil if you notice:

1. Engine misfires or rough running
2. Hard starting or no‑start conditions
3. Check engine light with ignition-related codes
4. Loss of power or poor fuel economy

Replacing a worn or failing coil with GM Genuine Parts D515C helps ensure your GM vehicle continues to perform the way it was designed.