Standard Ignition DWS-177 Door Window Switch - Front Left

Reliable Power Window Control for Select GM Vehicles

The Standard Ignition DWS-177 door window switch provides dependable operation for power windows in various Cadillac, Chevrolet, and GMC models. Designed to meet OEM specifications, this switch ensures smooth control of your vehicle's power windows.

• Power window switch functionality for driver and passenger doors
• Connector gender configuration: female and male terminals for secure connections
• Terminal type: blade terminals for reliable electrical contact
• Terminal quantity includes multiple male and female terminals for comprehensive fitment
• Compatible with multiple GM full-size SUVs and trucks

Detailed Product Description

The Standard Ignition DWS-177 door window switch is engineered to replace faulty or worn power window switches in select Cadillac, Chevrolet, and GMC vehicles. Featuring a combination of female and male connector genders, this switch is designed to integrate seamlessly with the vehicle’s existing wiring harness. The blade-type terminals provide a secure and corrosion-resistant connection, supporting consistent electrical flow for power window operation. With terminal quantities ranging from 16 to 20 across multiple connectors, this switch accommodates complex wiring setups found in models such as the Chevrolet Silverado 1500 and GMC Sierra 2500 HD.

Compatible Vehicles and Applications

• Cadillac Escalade, Escalade ESV, Escalade EXT
• Chevrolet Avalanche, Silverado 1500, Silverado 2500 HD, Silverado 3500 HD, Suburban 1500, Suburban 2500, Tahoe
• GMC Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Yukon, Yukon XL 1500, Yukon XL 2500

Common Issues Addressed by This Switch

• Intermittent or non-responsive power window operation
• Window controls that fail to engage or disengage properly
• Electrical connection problems due to worn or damaged terminals
• Driver or passenger window switches that do not register input
• Faulty switch causing power window lockout or erratic behavior

Installation Notes and Tips

When installing the Standard Ignition DWS-177 door window switch, ensure the vehicle’s battery is disconnected to prevent electrical shorts. Verify the connector gender and terminal types match the vehicle’s wiring harness before installation. Carefully align the blade terminals to avoid bending or damage. Testing the switch function prior to reassembling the door panel can help confirm proper installation.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The DWS-177 door window switch undergoes rigorous quality control to ensure consistent operation. Warranty coverage details should be confirmed with the distributor or retailer at the time of purchase.