Skip to product information
116662919540-0 - Northline Parts

Front Left Master Power Window Switch For Mercedes Benz C300 Sedan GLC300 15-21

Write A Review
Alligator_819_x_200_px - Northline Parts

The Aftermarket Parts Specialists

$37.99
Sale price  $37.99 Regular price 

Available to Order

Usually ships in 2–4 business days.
This Front Left Master Power Window Switch is a door control component compatible with Mercedes Benz C300 Sedan and GLC300 2015-2021 models.
Shop at Northline Parts Best Customer Service Best Online Parts

Not sure which part fits your equipment?

Our Northline Parts team can help you find the right replacement. Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT | Live Chat: Available 24/7

Call us

I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Product Overview

This Front Left Master Power Window Switch is an essential electronic component that allows the driver to control all vehicle windows from a single interface. The Front Left Master Power Window Switch ensures smooth and responsive window operation, restoring the convenience of factory power controls. This Front Left Master Power Window Switch is designed for vehicle owners who need to replace a malfunctioning or non-responsive driver-side control panel.

Key Features & Performance

  • Precision-engineered buttons provide a tactile and reliable user experience
  • Direct replacement design matches the original interior aesthetic and mounting points
  • High-quality internal circuitry ensures consistent signal transmission to window motors
  • Durable plastic housing resists wear from daily use and environmental exposure
  • Integrated window lock and side mirror controls for comprehensive door management

Fitment & Compatibility

  • 2015-2021 Mercedes Benz C300 Sedan
  • 2015-2021 Mercedes Benz GLC300

Common Uses

  • Replacing a master switch that has failed due to liquid spills or mechanical wear
  • Restoring power window functionality after an electrical short in the driver-side door
  • Refreshing the interior look by replacing scratched or faded control buttons

Technical Specifications

  • Placement on Vehicle: Front Left (Driver Side)
  • Material: High-grade ABS Plastic
  • Connector Type: Multi-pin plug-and-play

Frequently Asked Questions

Q: Does this switch control the side mirrors as well? A: Yes, this master panel includes the controls for adjusting the driver and passenger side mirrors.

Q: Is professional installation required for this part? A: While it is a direct plug-and-play replacement, many users prefer professional installation to ensure the door panel is removed and reinstalled without damage.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.

Customers also purchased

Keywords (Used as search references only) View IP policy.