LCWRGS Master Power Window Switch for Buick Century & Regal 1997-2005 — Driver Side, One-Touch Auto

LCWRGS Master Power Window Switch Driver Side is a direct-fit replacement that restores full driver control of all four power windows on compatible Buick Century and Regal models (1997–2005).

If the driver-side master switch in your Buick has become intermittent, non-responsive, or lost its one-touch auto function, replacing it with a correct-fit unit is often the fastest way to regain reliable window operation. This LCWRGS switch is built to match the original equipment form and function, plugs into the factory harness, and brings back single-touch convenience for the driver’s window as well as individual control over the passenger and rear windows.

Which Buick years and models will this driver-side master switch fit?

This switch is engineered specifically for front left (driver side) applications on Buick Century and Buick Regal sedans built between 1997 and 2005. Compatibility targets the factory mounting points, electrical connectors, and switch layout used in those vehicles.

• Fits Buick Century 1997–2005 (driver-side master switch)
• Fits Buick Regal 1997–2005 (driver-side master switch)
• Replaces OE part numbers 10433029 and 19244641

How simple is installation for a DIY car owner?

Installation is straightforward for anyone comfortable with basic interior trim removal. The LCWRGS switch is a plug-and-play replacement: unplug the original master switch from the door wiring harness, remove it from the bezel, and plug the new unit into the same connector.

• No special tools required beyond common trim tools and a screwdriver
• Uses the factory electrical connector—no splicing or wiring changes
• Typical install time: 10–30 minutes depending on experience

What controls and functions does this master switch provide?

The switch restores full driver-side control over all four windows and includes a single "auto" button for one-touch window opening or closing on the driver’s side. It is designed to duplicate the original switch’s tactile feel and multi-function layout.

• Controls all four power windows from the driver’s door
• Single "auto" function for the driver window for one-touch operation
• Durable button arrangement to match original ergonomics

Is this switch a genuine OEM part or an aftermarket equivalent?

This LCWRGS unit is an aftermarket direct OE-style replacement built to match the factory fit and electrical interface. It is supplied as a complete driver-side master power window switch to replace the original part numbers listed by Buick.

• Direct replacement for OE numbers 10433029 and 19244641
• Supplied as a complete single unit—no additional parts required
• Backed by seller support; contact LCWRGS for any fitment questions

Who this is for: This driver-side master power window switch is best for Buick owners and independent mechanics who need a reliable, cost-effective replacement for a failing or broken driver-side switch on 1997–2005 Buick Century and Regal models. It suits DIYers who want a plug-and-play repair and shops that prefer a ready-to-install aftermarket solution that matches OE fitment and restores full window control.