Delphi DS10039 Ignition Control Module

Ignition Control Module for GM Applications

The Delphi DS10039 ignition control module is built for vehicles that need reliable spark timing and consistent ignition control. It draws on Delphi’s OE experience and aftermarket engineering to support dependable operation in a wide range of Chevrolet, GMC, Cadillac, Buick, Pontiac, Oldsmobile, Isuzu, and GMC truck and van applications.

Fits 1996-2007 Chevrolet Express 1500, N/A; Fits 1999-2006 Chevrolet Silverado 1500, N/A; Fits 1996-2005 Chevrolet Astro, N/A; Fits 1996-2004 Chevrolet S10, N/A; Fits 1996-2000 Chevrolet Tahoe, N/A.

Key Features

• Delphi ignition control module, part number DS10039
• 4 male terminals for direct electrical connection
• Includes ignition control module and instruction sheet
• Built from Delphi OE heritage and application knowledge
• Cross-references Standard Ignition LX-381 for the same application

Detailed Description

The DS10039 is an ignition control module for GM platforms that rely on precise ignition signal management. It is a direct-fit style replacement for many Chevrolet Express, Silverado, Astro, Blazer, S10, Tahoe, GMC Savana, Sierra, Sonoma, Yukon, and related models, along with select Cadillac, Buick, Pontiac, Oldsmobile, and Isuzu applications. If you are replacing a failing ignition control module on a Chevrolet Silverado 1500, GMC Sierra 1500, or Chevrolet Tahoe, this Delphi part number DS10039 provides the correct terminal layout and application coverage for the listed vehicles.

This part cross-references Standard Ignition LX-381 for the same application.

What It Helps Fix

• Intermittent no-start conditions caused by ignition control failure
• Engine misfire or weak spark output
• Stalling after startup or during operation
• Rough idle related to ignition signal interruption
• Loss of ignition timing control on listed GM vehicles

Installation Notes and Tips

Verify connector style, terminal count, and vehicle application before installation. The module uses 4 male terminals and is supplied with an instruction sheet. Confirm the existing ignition system diagnosis, inspect related wiring and grounds, and follow the vehicle service procedure for mounting and electrical connection.

Quality Assurance

Delphi builds this ignition control module using OE heritage and knowledge developed through long-term supplier experience with major automakers. That background is reflected in the DS10039’s application coverage and electrical design for the listed vehicles.