Delphi GN10048 Ignition Coil

Delphi GN10048 Ignition Coil Overview

The Delphi GN10048 ignition coil is an HEI-style replacement built for a wide range of GM, Jeep, Isuzu, Pontiac, Buick, Cadillac, and Oldsmobile applications. It uses a 4-pin female blade terminal interface and is supplied as a coil without module for direct service on supported vehicles.

Key Features

• HEI ignition coil design for supported distributor and ignition systems
• 4 female pins with an unsealed connector and 1 HV terminal
• Blade terminal type with 4-terminal electrical interface
• Coil without module for coil-only replacement service
• OE-focused engineering backed by Delphi’s century of original equipment experience
• Includes ignition coil, brackets, nuts, pall nuts, screws, washers, and instruction sheet

Detailed Product Description

Delphi GN10048 is an ignition coil replacement engineered from OE heritage and supplier knowledge developed through decades of original equipment service. The HEI coil format, blade terminals, and 4-pin female connector layout make it a practical choice for vehicles that use this ignition configuration, including applications such as Chevrolet Camaro, Chevrolet S10, GMC Jimmy, Pontiac Firebird, and Buick Roadmaster. Delphi GN10048 is also cross-referenced to Monroe Shocks & Struts 172286 and 182286 for the same application.

For buyers searching for a Delphi GN10048 ignition coil for Chevrolet Camaro, GMC Safari ignition coil replacement, or Pontiac Firebird HEI coil service, this part provides a direct-fit solution across many 1985-1997 applications listed in the fitment data.

Common Problems This Part Can Address

• Engine misfire caused by a weak or failing ignition coil
• Hard starting related to inconsistent spark output
• Rough idle from degraded coil performance
• Intermittent stalling tied to ignition voltage loss
• Poor acceleration from unstable ignition spark delivery

Installation Notes and Tips

Confirm the vehicle uses an HEI ignition coil with a 4-female-pin unsealed connector and 1 HV terminal before installation. This part is listed as a coil without module, so verify module condition separately when diagnosing ignition issues. Review the included instruction sheet and compare the original connector style, terminal count, and mounting layout before service.

Compatible With 1985-1995 Chevrolet Camaro, 1985-1995 Chevrolet S10, 1985-1995 Pontiac Firebird, 1991-1995 GMC Sonoma, and many other listed GM, Jeep, Isuzu, Buick, Cadillac, and Oldsmobile applications.

Quality Assurance

Delphi builds aftermarket parts using OE heritage and knowledge drawn from 100 years of original equipment experience. That background supports consistent fitment, connector accuracy, and application-specific engineering for the GN10048 ignition coil.