Standard Ignition US-258 Ignition Switch

Ignition Switch for Chevrolet Cavalier

Standard Ignition US-258 is an ignition switch built for direct replacement service on select Chevrolet Cavalier models. It uses a bolt-on mounting style, a column location, and a square female connector to support proper electrical and mechanical switching in the vehicle’s ignition system.

Key Features

• Fits 1991-1994 Chevrolet Cavalier
• Bolt-on attachment method for column mounting
• Square female connector with 1 connector interface
• 11 male blade terminals for the specified electrical layout
• Copper alloy conductors for low-resistance electrical transfer
• 100% tested for mechanical and electrical switching performance
• Standard Ignition US-258 replacement ignition switch

Detailed Description

Standard Ignition US-258 is an ignition switch designed for the steering column on 1991-1994 Chevrolet Cavalier applications. The switch is built with durable materials and copper alloy conductors to maintain consistent conductivity and reduce electrical loss across the ignition circuit. Standard Ignition US-258 is engineered to match the required connector shape, terminal style, and mounting configuration for service replacement use.

This part cross-references 1S6259 and KS6191 for the same application.

Common Issues This Part May Address

• Intermittent no-start condition caused by worn ignition switch contacts
• Accessory or ignition circuit power loss at the column switch
• Key position response problems during start, run, or accessory operation
• Electrical switching faults from heat, wear, or internal contact degradation
• Replacement needs after diagnosis of a failed column-mounted ignition switch

Installation Notes and Tips

Verify the connector shape, terminal count, and column mounting style before installation. Confirm the vehicle is a 1991-1994 Chevrolet Cavalier and compare the original switch layout to Standard Ignition US-258 to ensure the correct electrical interface. Follow factory service procedures for ignition system disassembly, alignment, and final function checks after installation.

Quality Assurance

Standard Ignition builds this ignition switch with service-grade materials and tests each unit for mechanical and electrical switching performance. The design focuses on proper fit and dependable operation in the specified Chevrolet Cavalier applications.