Standard Ignition DS-954 Headlight Switch

Headlight Switch for GM Trucks and SUVs

Standard Ignition DS-954 is a 12-volt headlight switch built for direct, snap-fit replacement in select Chevrolet, GMC, and Oldsmobile applications. It uses a black housing, a female connector, and 9 male blade terminals to match the original electrical layout on covered vehicles.

Key Features

• Direct, snap-fit attachment method for OE-style replacement
• 12-volt headlight switch function
• Black housing with rectangular female connector
• 9 male blade terminals for factory-style electrical connection
• Copper alloy conductors for strong electrical conductivity and reduced resistance
• 100% tested for mechanical and electrical switching performance

Detailed Description

Standard Ignition DS-954 is engineered for service work where consistent headlight control and reliable circuit switching matter. The copper alloy conductor design supports efficient current flow, while the robust construction and tested switching performance help maintain dependable operation in the lighting circuit. This part number, DS-954, is used in a range of GM compact truck and SUV applications, including Chevrolet Blazer, Chevrolet S10, GMC Jimmy, GMC Sonoma, and Oldsmobile Bravada models listed below.

This part cross-references Standard Ignition DS-954 with OE-style numbers such as 1S1733 and HL6312 for the same application.

What It Helps Fix

• Headlights that do not turn on or off correctly
• Intermittent lighting control at the dash switch
• Worn internal switch contacts causing inconsistent operation
• Electrical resistance issues in the headlight circuit
• Replacement needs after switch housing or terminal wear

Fitment

• Fits 2004-2005 Chevrolet Blazer, N/A
• Fits 2003-2004 Chevrolet S10, N/A
• Fits 1999-2003 Chevrolet Blazer, N/A. Not compatible with vehicles equipped with Fog Lights.
• Fits 2002-2003 GMC Sonoma, N/A
• Fits 1999-2002 Chevrolet S10, N/A. Not compatible with vehicles equipped with Fog Lights.
• Fits 1999-2001 GMC Jimmy, N/A. Not compatible with vehicles equipped with Fog Lights.
• Fits 1999-2001 GMC Sonoma, N/A. Not compatible with vehicles equipped with Fog Lights.
• Fits 1999-2001 Oldsmobile Bravada, N/A. Not compatible with vehicles equipped with Fog Lights.
• Fits 1998 Chevrolet Blazer, N/A. w/o Fog Lights; Gray
• Fits 1998 Chevrolet S10, N/A. w/o Fog Lights; Gray
• Fits 1998 GMC Jimmy, N/A. w/o Fog Lights; Gray; w/ U.S. Emissions
• Fits 1998 GMC Sonoma, N/A. w/o Fog Lights; Gray; w/ U.S. Emissions
• Fits 1998 Oldsmobile Bravada, N/A. w/o Fog Lights; w/ U.S. Emissions

Installation Notes and Quality Assurance

Verify connector shape, terminal count, and vehicle equipment before installation, especially fog light configuration on listed applications. Confirm the original switch layout matches the 9-terminal blade design and direct, snap-fit attachment style before replacement. Standard Ignition builds this switch with service-grade materials and tests each unit for mechanical and electrical switching performance to support consistent operation in the field.