Dorman 901-137 Windshield Wiper Switch - Rear

Reliable Wiper Switch for Select GM and Isuzu Vehicles

The Dorman 901-137 illuminated wiper switch is designed to restore proper windshield wiper control in compatible Buick, Chevrolet, GMC, Isuzu, and Oldsmobile models. This switch offers a durable plastic housing and blade terminal type for straightforward electrical connections.

• Illuminated switch for easy visibility in low light conditions
• Blade terminal type ensures secure and reliable electrical contact
• Durable plastic housing for long-lasting performance
• No attached lead wires or wiring harness included for flexible installation
• Includes one wiper switch per package

Product Details and Compatibility

The Dorman 901-137 wiper switch is compatible with a range of vehicles including Buick Ascender, Chevrolet Trailblazer, GMC Envoy (including XL and XUV variants), Isuzu Ascender, Oldsmobile Bravada, and GMC Rainier. Its illuminated feature allows drivers to easily locate and operate the switch during nighttime or adverse weather conditions. The blade terminal type facilitates a secure connection to the vehicle’s wiring system, while the plastic housing provides resistance to wear and environmental factors. This switch does not include attached lead wires or a wiring harness, allowing for direct integration with existing vehicle wiring setups.

Common Applications and Problem Resolution

• Restores windshield wiper control when the original switch fails or malfunctions
• Resolves issues with non-illuminated or dim wiper switches
• Fixes intermittent or unresponsive wiper operation
• Addresses electrical connection problems due to worn or damaged terminals
• Replaces cracked or damaged switch housing affecting switch functionality

Installation Notes and Tips

Installation of the Dorman 901-137 wiper switch requires basic automotive electrical knowledge. Since the switch uses blade terminals and does not include attached lead wires or a wiring harness, ensure compatibility with your vehicle’s wiring connectors before installation. Mounting hardware is not included, so retain original hardware or source appropriate fasteners. Disconnect the vehicle battery before beginning installation to prevent electrical shorts. Verify proper switch operation after installation by testing all wiper settings.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 901-137 wiper switch undergoes quality inspections to ensure reliable performance in compatible Buick, Chevrolet, GMC, Isuzu, and Oldsmobile models. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Consult product documentation or the supplier for exact warranty terms.