NGK 48619 Ignition Coil

Reliable Ignition Performance for Select GM Vehicles

The NGK HEI Ignition Coil 48619 is designed to deliver consistent 12-volt electronic ignition for a range of GM trucks and performance cars. Engineered to meet the demands of vehicles like the Chevrolet Silverado 2500 HD and Cadillac CTS, this ignition coil ensures stable spark delivery for efficient engine operation.

• 12-volt electronic ignition coil compatible with HEI systems
• Blade terminal type with 4 terminals for secure connections
• Female connector and male terminal gender for proper fitment
• Oil-free design for maintenance-free operation
• Compatible with multiple GM makes and models including Chevrolet, Cadillac, GMC, and Pontiac

About the NGK HEI Ignition Coil Product Line

The NGK HEI Ignition Coil line is tailored for electronic ignition systems requiring a HEI coil type. This product line focuses on delivering reliable ignition voltage without the need for oil filling, simplifying installation and maintenance. The NGK HEI Ignition Coil 48619 is part of this line, providing a direct replacement solution for vehicles equipped with HEI ignition systems.

Product Details and Specifications

This ignition coil operates at 12 volts and is designed specifically for electronic ignition systems. It features a blade terminal type with four terminals, ensuring compatibility with the original wiring harnesses of vehicles such as the GMC Sierra 3500 and Pontiac Firebird. The coil is not oil filled, which reduces the risk of leaks and simplifies handling. The connector is female, while the terminals are male, matching factory specifications for a secure and reliable connection. Note that this part does not include a mounting bracket.

Compatible Vehicles and Applications

• Chevrolet Avalanche 2500 and Silverado 3500
• Cadillac CTS and Escalade models
• GMC Sierra 2500 HD and Yukon XL 2500
• Pontiac Firebird and GTO
• Other GM trucks and performance vehicles requiring HEI ignition coils

Common Issues Addressed by NGK HEI Ignition Coil 48619

• Intermittent or weak spark causing engine misfires
• Hard starting or failure to start due to ignition coil failure
• Rough idling or poor engine performance
• Check engine light related to ignition system faults
• Electrical connection issues from worn or damaged terminals

Installation Notes and Tips

Ensure the ignition system is powered off before installation to avoid electrical shock. Verify that the blade terminals and connector genders match the vehicle’s wiring harness. Since this coil does not include a mounting bracket, reuse the original bracket or secure the coil according to manufacturer guidelines. Inspect wiring and connectors for corrosion or damage during installation to maintain optimal performance.

Quality Assurance and Warranty

NGK ignition coils are manufactured to meet OEM standards for durability and performance. The NGK HEI Ignition Coil 48619 undergoes rigorous testing to ensure reliable operation in demanding conditions. Warranty coverage details should be confirmed with the distributor or manufacturer, as they may vary by region.