Standard Ignition SIA100 Shift Interlock Actuator

Shift Interlock Actuator for Ford and Lincoln

The Standard Ignition SIA100 is a direct-fit shift interlock actuator for vehicles that need restored transmission shift release function. Built to OE specifications and tested for fit and performance, it is a practical replacement for a worn or failed actuator on select Ford Expedition, Ford F-150, Ford F-250 Super Duty, Ford F-350 Super Duty, and Lincoln Mark LT applications.

• Direct-fit replacement for straightforward installation
• Restores transmission shifting function after actuator failure
• Tested to OE specifications for fit and performance
• Designed to meet or exceed OE performance targets
• Female connector, square connector shape
• 3 blade terminals with male terminal gender

Detailed Product Overview

Standard Ignition SIA100 is a shift interlock actuator engineered for vehicles that use an electronic interlock to control gear selector release. The unit features one female square connector with three male blade terminals, matching the original-style electrical interface for the listed applications. For technicians searching for a Ford Expedition shift interlock actuator or a Ford F-150 transmission shift interlock replacement, this part provides an OE-style solution focused on proper fit and dependable operation.

This part cross-references Dorman OE Solutions 924-970 for the same application. It also interchanges with 7L1Z3Z719A and SIA9100.

Vehicle Fitment

• Fits 2009-2014 Ford Expedition, column mounted - fits vehicles with headlight dimmer switch located on the steering column
• Fits 2009-2010 Ford F-150
• Fits 2009-2010 Ford F-250 Super Duty
• Fits 2009-2010 Ford F-350 Super Duty
• Fits 2010 Lincoln Mark LT
• Fits 2007-2008 Ford Expedition

Common Problems This Part Can Address

• Shifter will not release from Park
• Intermittent or failed shift interlock operation
• Transmission selector movement blocked by a faulty actuator
• Electrical connector or terminal mismatch on replacement repairs
• Restoring factory-style shift release function after actuator wear

Installation Notes and Tips

Verify the connector style, terminal layout, and vehicle configuration before installation. This SIA100 application includes a column-mounted Ford Expedition note for vehicles with the headlight dimmer switch located on the steering column, so confirm that detail before ordering. Always compare the original part to the replacement unit and inspect the surrounding shift control components for wear or damage during service.

Quality Assurance

Standard Ignition states that this actuator is extensively tested to OE specifications and engineered to deliver long service life. The SIA100 is built to restore original shifting function with OE-style performance for the listed Ford and Lincoln applications.