Dorman 49239 Door Window Switch - Front Left, Front Right, Rear Left or Rear Right

Power Window Switch for GM Trucks

This Dorman door window switch restores control of a failing power window switch without a dealer visit. It matches the original switch’s appearance and function for a clean OE-style repair on select Chevrolet and GMC trucks.

• Black plastic housing for a factory-style look
• Female connector with male bullet terminals
• Non-illuminated switch design
• Direct plug-and-play replacement for the original switch
• Built for durable everyday use

Detailed Product Overview

Dorman 49239 is a door window switch engineered for select 1990-1994 Chevrolet C1500, C2500, C3500, K1500, K2500, and K3500 models, as well as matching GMC C1500, C2500, C3500, K1500, K2500, and K3500 applications. It is available for front left, front right, rear left, and rear right positions depending on vehicle configuration, including deluxe interior 1-button applications. This switch is a practical OE-style replacement when the original power window control becomes worn, intermittent, or unresponsive.

This part cross-references Standard Ignition DS-1556 for the same application. Dorman 49239 is a straightforward solution for Chevrolet C1500 power window switch replacement and GMC K2500 door window switch service where the original switch needs to be restored to proper operation.

Common Problems It Can Solve

• Window switch does not respond when pressed
• Intermittent power window operation
• Broken or worn switch contacts
• Damaged original switch housing
• Restoring factory-style window control in the door panel

Installation Notes and Tips

Installation is plug-and-play on the listed applications and does not require a wiring harness. Verify the connector style, terminal type, and door position before installation. This switch uses a female connector, male bullet terminals, and a plastic housing, so matching the original configuration is important for proper fitment on your Chevrolet or GMC truck.

Quality Assurance

Dorman engineers this replacement switch to match the original part’s appearance and function while focusing on durability for regular use. The design supports a direct replacement approach for select GM truck door window switch repairs.