Standard Ignition US-344 Ignition Switch

Ignition Switch for GM Trucks and SUVs

Standard Ignition US-344 is an ignition switch built for select Chevrolet and GMC trucks and SUVs from 2000-2002. It is made with a black plastic finish, a column mounting location, and a snap-fit attachment method for direct replacement service.

• Black plastic housing with a column-mounted design
• Snap-fit attachment method for straightforward installation
• 5 male connector cavities with a rectangular connector shape
• 28 female blade terminals for the specified electrical interface
• Copper alloy conductors for strong electrical conductivity and reduced resistance
• 100% tested for mechanical and electrical switching performance

Detailed Product Overview

This Standard Ignition US-344 ignition switch is engineered for reliable key-to-electrical system operation in Chevrolet Silverado, Suburban, Tahoe, Avalanche, and GMC Sierra and Yukon applications. It is built with high-grade materials to maintain proper fit and function, while copper alloy conductors help support consistent current flow across the switch contacts. For buyers searching for a 2000-2002 Chevrolet Silverado ignition switch or a 2001-2002 GMC Yukon ignition switch, this part number provides a direct-fit service solution for the listed vehicles.

This part cross-references Standard Motor Products (e.g., US-344) for the same application.

What This Ignition Switch Helps Address

• Intermittent no-start conditions caused by worn internal switch contacts
• Accessory or ignition circuit power loss at the column switch
• Key position issues such as inconsistent crank or run operation
• Electrical switching faults related to damaged terminals or connector wear
• Replacement needs after switch failure in Chevrolet Silverado and GMC Sierra platforms

Installation Notes and Fitment

Compatible With 2002 Chevrolet Avalanche 1500, N/A; 2002 Chevrolet Avalanche 2500, N/A; 2002 Chevrolet Silverado 1500, N/A, w/o 4 Wheel Steering; 14 Pin Connector; 2002 Chevrolet Silverado 1500 HD, N/A, w/o 4 Wheel Steering; 14 Pin Connector; 2002 Chevrolet Silverado 2500, N/A, w/o 4 Wheel Steering; 14 Pin Connector; 2002 Chevrolet Silverado 2500 HD, N/A, w/o 4 Wheel Steering; 14 Pin Connector; 2002 Chevrolet Silverado 3500, N/A, w/o 4 Wheel Steering; 14 Pin Connector; 2000-2002 Chevrolet Suburban 1500, N/A, 14 Pin Connector; 2000-2002 Chevrolet Suburban 2500, N/A, 14 Pin Connector; 2000-2002 Chevrolet Tahoe, N/A, 14 Pin Connector; 2002 GMC Sierra 1500, N/A, w/o 4 Wheel Steering; 14 Pin Connector; 2002 GMC Sierra 1500 HD, N/A, w/o 4 Wheel Steering; 14 Pin Connector; 2002 GMC Sierra 2500, N/A, w/o 4 Wheel Steering; 14 Pin Connector; 2002 GMC Sierra 2500 HD, N/A, w/o 4 Wheel Steering; 14 Pin Connector; 2002 GMC Sierra 3500, N/A, w/o 4 Wheel Steering; 14 Pin Connector; 2001-2002 GMC Yukon, N/A, w/o Steering Wheel Audio Controls; 2001-2002 GMC Yukon XL 1500, N/A, w/o Steering Wheel Audio Controls; 2001-2002 GMC Yukon XL 2500, N/A, w/o Steering Wheel Audio Controls; 2001 Chevrolet C1500, N/A; 2000-2001 Chevrolet Silverado 1500, N/A, 14 Pin Connector; 2001 Chevrolet Silverado 1500 HD, N/A, 14 Pin Connector; 2000-2001 Chevrolet Silverado 2500, N/A, 14 Pin Connector; 2001 Chevrolet Silverado 2500 HD, N/A, 14 Pin Connector; 2001 Chevrolet Silverado 3500, N/A, 14 Pin Connector; 2000-2001 GMC Sierra 1500, N/A, 14 Pin Connector; 2001 GMC Sierra 1500 HD, N/A, 14 Pin Connector; 2000-2001 GMC Sierra 2500, N/A, 14 Pin Connector; 2001 GMC Sierra 2500 HD, N/A, 14 Pin Connector; 2001 GMC Sierra 3500, N/A, 14 Pin Connector; 2000 GMC Yukon, N/A, 14 Pin Connector.

Before installation, verify the connector count, terminal style, and vehicle-specific notes, including 14-pin connector requirements and exclusions for 4-wheel steering or steering wheel audio controls where listed. Standard Ignition US-344 is intended for column-mounted applications only.

Quality Assurance

Standard Ignition states that this switch is built from robust materials and tested for both mechanical and electrical switching performance. The design uses copper alloy conductors to support dependable conductivity and consistent operation in service.