Standard Ignition DS-2128 Door Lock Switch - Front

Door Lock Switch for GM Trucks

The Standard Ignition DS-2128 is a front door lock switch built for power door lock operation in select Chevrolet Silverado and GMC Sierra trucks. It uses copper alloy conductors for strong electrical conductivity and is 100% tested for mechanical and electrical switching performance.

Compatible With 2003-2007 Chevrolet Silverado and 2003-2007 GMC Sierra front applications, this DS-2128 door lock switch is a direct-fit service part for vehicles with the listed equipment notes.

Key Features

• Functions: power door locks
• Connector gender: female
• Terminal gender: male
• Terminal quantity: 5
• Terminal type: blade
• Robust construction with high-grade materials
• Copper alloy conductors for low resistive loss and reliable current flow
• 100% tested for mechanical and electrical switching performance

Detailed Description

Standard Ignition DS-2128 is a replacement door lock switch for front door applications on select Chevrolet Silverado and GMC Sierra models. It is built to handle the electrical demands of power door lock circuits while maintaining consistent switch response. This part cross-references ACDelco 15077858 and Standard Motor Products S41068 for the same application.

Use DS-2128 when servicing a worn, intermittent, or non-responsive front door lock switch on compatible Silverado and Sierra trucks. The design focuses on dependable electrical contact, stable terminal engagement, and service-grade durability for everyday repair work.

What It Helps Fix

• Power door locks that do not respond at the switch
• Intermittent lock or unlock operation
• Broken or worn switch contacts
• Electrical connection issues at the front door switch
• Driver or passenger front door lock control failure

Installation Notes and Tips

• Fits 2003-2007 Chevrolet Silverado 1500, front, w/o power windows.
• Fits 2007 Chevrolet Silverado 1500 HD Classic, front, w/o power windows.
• Fits 2003-2007 Chevrolet Silverado 2500 HD, front, w/o power windows.
• Fits 2003-2007 Chevrolet Silverado 3500, front, w/o power windows.
• Fits 2007 Chevrolet Silverado 3500 HD, front, w/o power windows.
• Fits 2007 GMC Sierra 1500, front, does not work with vehicles equipped with power folding mirrors.
• Fits 2007 GMC Sierra 1500 HD Classic, front, does not work with vehicles equipped with power folding mirrors.
• Fits 2007 GMC Sierra 2500 HD, front, does not work with vehicles equipped with power folding mirrors.
• Fits 2007 GMC Sierra 3500 Classic, front, does not work with vehicles equipped with power folding mirrors.
• Fits 2007 GMC Sierra 3500 HD, front, does not work with vehicles equipped with power folding mirrors.
• Fits 2005-2006 Chevrolet Silverado 1500 HD, front, w/o power windows.
• Fits 2003 Chevrolet Silverado 1500 HD, front, w/o power windows.
• Fits 2003-2006 GMC Sierra 1500, front.
• Fits 2005-2006 GMC Sierra 1500 HD, front.
• Fits 2003 GMC Sierra 1500 HD, front.
• Fits 2003-2006 GMC Sierra 2500 HD, front.
• Fits 2003-2006 GMC Sierra 3500, front.
• Fits 2003-2004 Chevrolet Silverado 2500, front, w/o power windows.
• Fits 2003-2004 GMC Sierra 2500, front.

Verify the vehicle’s equipment notes before installation, especially power windows and power folding mirrors. Confirm connector style and terminal count against the original switch before replacing the part. DS-2128 is a front-position switch only for the listed applications.

Quality Assurance

Standard Ignition builds this switch with service-focused materials and validates each unit through mechanical and electrical testing. The DS-2128 is engineered for consistent switching performance in GM truck door lock circuits.