Yikesai Powered Tailgate Lock Actuator for 2017-2021 Ford F150/F250/F350 — Direct-Fit, No-Splice Replacement

Yikesai powered tailgate lock actuator restores automatic tailgate locking and unlocking on 2017–2021 Ford F150, F250, and F350 trucks, replacing part GC3Z9943170E for a direct-fit swap.

If your Ford's powered tailgate is sticking, failing to latch, or no longer responds to the key fob or interior release, this Yikesai replacement actuator is built to bring back reliable tailgate operation. Designed for direct compatibility with the 2017 through 2021 F150, F250, and F350 models, it replaces the factory unit without cutting, splicing, or extensive modifications. The unit is manufactured from durable materials, tested for consistent performance, and shipped with clear fitment references so you can confirm compatibility before purchase.

Will this actuator fit my Ford F-series truck?

Yes — this powered tailgate lock actuator is engineered to match the mounting points, electrical connector, and motion of the original equipment used on 2017–2021 Ford F150, F250, and F350 trucks. It replaces several OEM reference numbers to simplify part matching.

• Direct replacement for GC3Z9943170E and equivalents (GC3Z-9943170-E, FL3Z-9943170-C, GC3Z-9943170-A/B/D).
• Designed for rear tailgate latch systems on 2017–2021 Ford F-series trucks.
• Verify your vehicle year and existing part number before ordering for a perfect fit.

How hard is it to install the replacement actuator?

Installation is straightforward for anyone comfortable with basic vehicle repairs; no special tools or wiring changes are required. The actuator is made to drop into the same position as the original part and uses the factory connector, making the swap quick and straightforward.

• Uses factory-style electrical connector — no splicing needed.
• Standard hand tools typically complete the replacement in under an hour.
• Follow vehicle service manual steps for removing the tailgate interior panel and latch assembly for safe access.

What improvements should I expect after replacement?

Replacing a failing actuator should restore dependable locking, responsive remote operation, and correct tailgate latching. The Yikesai unit is built for longevity to resist wear from daily use and varying weather conditions.

• Smoother, reliable lock/unlock response with the key fob and interior switch.
• Reduced chance of tailgate failing to latch or remaining stuck open.
• Durable construction to withstand temperature swings and road vibration.

Which reference numbers and scenarios indicate I need this part?

Use this actuator if your truck shows symptoms like intermittent tailgate operation, inability to lock/unlock from the remote, or a known faulty OEM part number. The product is listed to replace multiple factory references, making it easier to identify the correct replacement.

• Replaces GC3Z9943170E, GC3Z-9943170-E, FL3Z-9943170-C, and related references.
• Choose this unit for tailgate motors that respond slowly or not at all.
• Ideal when the tailgate latch physically won’t engage or release reliably.

Who this is for: This Yikesai powered tailgate lock actuator is intended for Ford F150, F250, and F350 owners (model years 2017–2021) who need a direct-fit replacement for a failing tailgate locking motor, professional mechanics replacing parts for customers, and DIY enthusiasts who want a durable, OEM-compatible solution. Confirm your truck’s year and current part reference to ensure correct fitment, and consider keeping a repair manual or step-by-step guide on hand if you plan to perform the swap yourself.