ACDelco D501C Ignition Coil
OE Service Ignition Modules and CoilsACDelco offers a full line of Original Equipment Service Ignition System and Switch products that are ideal replacements for the worn equipment in your GM vehicle. With complete GM coverage and the peace of mind that comes with all ACDelco products - it only makes sense to keep your GM vehicle all GM.Get legendary ACDelco performance from your vehicle. Our Original Equipment Service ignition modules and coils are the ideal replacement parts for your GM vehicle's original equipment. Many modules featuring electronically welded lead connections and laser trimming Coil laminations are corrosion-protected Primary and secondary coil windings often have molded-plastic protection.