Delphi GN10604 Ignition Coil

Delphi GN10604 Ignition Coil Overview

Delphi GN10604 is a coil-on-plug ignition coil built for direct replacement service on select Mercedes-Benz applications. It uses a 3-terminal male blade connection and is backed by Delphi’s OE engineering experience, bringing factory-level design knowledge to the aftermarket.

Compatible with 2001-2004 Mercedes-Benz SLK230 and 2002 Mercedes-Benz C230, this ignition coil supports reliable spark delivery for common drivability and misfire concerns. The Delphi GN10604 is a practical choice when you need a replacement ignition coil for Mercedes-Benz SLK230 or C230 service work.

Key Features

• Coil-on-plug ignition coil for direct spark control at the plug
• 3-terminal male blade connector for the specified application
• Delphi OE heritage and aftermarket engineering
• Includes ignition coil and instruction sheet
• Cross-reference part numbers include Standard Ignition UF-536 and Beck/Arnley 178-8437

Detailed Product Description

Delphi GN10604 is engineered as a coil-on-plug ignition coil for Mercedes-Benz vehicles that use this configuration. The design reflects Delphi’s long OE background and supplier experience with major automakers, helping ensure the replacement part follows the expected electrical and fitment requirements for the application. If you are replacing a worn ignition coil on a 2001-2004 Mercedes-Benz SLK230 or a 2002 Mercedes-Benz C230, this part number provides a focused OE-style service solution.

This ignition coil cross-references Standard Ignition UF-536 and Beck/Arnley 178-8437 for the same application. The GN10604 part number is also a useful search term when sourcing ignition coil replacement parts for Mercedes-Benz SLK230 and Mercedes-Benz C230 maintenance.

Common Problems This Part Can Address

• Engine misfire under load or at idle
• Rough running after ignition coil wear
• Hard starting caused by weak spark output
• Check engine light related to ignition coil faults
• Intermittent hesitation during acceleration

Installation Notes and Tips

Verify the connector style, terminal count, and vehicle application before installation. This coil uses a 3-terminal male blade connection and is intended for coil-on-plug ignition systems. Inspect the spark plug, coil boot area, and related wiring for heat damage or corrosion before installing the new coil. Confirm fitment for 2001-2004 Mercedes-Benz SLK230 and 2002 Mercedes-Benz C230 using the vehicle identification details on the original part.

Quality Assurance

Delphi builds aftermarket parts using OE experience and supplier knowledge developed over decades of original equipment service. That background is reflected in the GN10604 ignition coil’s application-specific design and replacement-focused construction.