BBM266350B / BBM266350B Front Left (Driver Side) Car Window Master Switch — Glass Lifter Button — 1Pcs Overview A directreplacement master switch assembly for the front left (driver side) power window control. Designed and labeled as BBM266350B (also listed as BBM266350B), this singlepiece switch restores driverside window operation and control. Key benefits Restores full driver control: Replaces a faulty or worn master switch so you can operate the front left window and the associated controls reliably. Improves safety and convenience: Quick access to the driverside switch is essential for safe window operation while driving. Costeffective : only the failed switch instead of expensive door or panel components. Simple replacement: Designed for straightforward installation as a likeforlike switch unit (confirm connector and part number match your vehicle). Key attributes Functionality: Master switch / glass lifter button for driverside front window control. Position: Front left (driver side) mounting location. Model / Part Numbers: BBM266350B and BBM266350B (both references supplied). Quantity: 1 piece (1Pcs). Construction: Built for automotive use with durable housing and reliable electrical contact points to provide consistent switch actuation. Performance: Smooth, responsive switching action intended to restore original window operation. Fit: Intended as a replacement for vehicles that use the BBM266350B / BBM266350B switch — verify compatibility and connector match before installation. Typical applications / use cases a nonresponsive or intermittently working driverside window switch to regain full control of the front left power window. Swap out a switch damaged by spills, wear, or cosmetic breakage during routine maintenance or interior . Keep as a spare part for fleet, rental, or older vehicles where timely replacement is needed to maintain vehicle usability. Installation notes Confirm the part number (BBM266350B or BBM266350B) and connector type on your vehicle before . Basic installation generally involves removing the door trim or switch bezel, unplugging the old switch connector, and fitting the replacement unit in the same location. Professional installation is recommended if you are not experienced with automotive electrical work. Compatibility reminder This listing is for the BBM266350B / BBM266350B front left driverside master window switch (1Pcs). Verify fitment with your vehicle's part number or wiring connector to ensure correct replacement.