Are you looking for a wiper arm replacement for your commercial vehicle? Get this Windshield Wiper Arm - Fits VN1 & VN2 Series (2007 & Before), Replaces OEM 3980443. This windshield wiper arm is an essential wiper part as it ensures proper movement of the wiper blade and acts as a connection between wiper motor and wiper blade. Know more about this replacement part below:

• Size: This wiper arm assembly is available in a length of 22-7/8" and is a standard size for OEM parts and other matching part numbers.
• Durable Construction: This wiper arm is manufactured using durable and strong steel material. It can withstand wear and tear and resists corrosion and rust.
• Application: As the wiper arm is connected to the wiper motor. It generates movement needed for wiper wiping. It serves as a link between the wiper motor and the blade and ensures that the wiper blade moves in a controlled motion to keep the windshield clean.

Compatibility: Check the complete compatibility list below:

• Fits Automann: HLK7007
• Fits OE Aftermarket: 3139531
• Fits VNL Truck: 1619050, 20388409, 3980442, 3980443, 8080810

Installation Instructions

• Turn off the vehicle and disconnect the battery to avoid electrical mishaps.
• Locate the washer pump, usually found near the washer fluid reservoir.
• Remove the electrical connector and washer fluid hoses from the old pump.
• Carefully remove the old pump and install the new one, ensuring a secure fit.
• Reconnect the wiring and hoses, refill the washer fluid, and test the pump before securing all components.

When to Replace Your Windshield Washer Pump?

• Washer fluid fails to spray despite a full reservoir.
• The pump makes a humming sound but does not dispense fluid.
• Leaks or cracks are visible in the pump housing.
• Washer fluid flow is weak or inconsistent.
• The pump is completely non-functional, even after checking fuses and wiring.

Reasons to Choose Our Washer Pump for Windshields

• Direct replacement for OEM part number 3980443, ensuring a perfect fit.
• Designed for compatibility with multiple truck models, such as VN1 and VN2.
• Constructed with high-quality materials for durability and long-lasting performance.
• Efficient motor ensures strong and consistent washer fluid flow.

Safety Measures

• Disconnect the vehicle’s battery before installation to avoid electrical shocks.
• Avoid running the pump without fluid to avoid motor damage.
• Ensure all hoses are securely connected to reduce leaks.
• Test the pump operation before finalizing installation.
• Use only manufacturer-recommended washer fluid for optimal performance.

18-month Warranty: This product is covered for one year, 100,000 miles after the installation, or 18 months after the purchase, whichever comes first. The product’s warranty is only active when the parts have defective material or workmanship defaults. Inappropriate application will lead to the dismissal of the warranty. Additionally, the warranty doesn’t cover the parts that fail or get damaged due to misuse, misapplication, or accident. If the customer wishes to return/replace this product under warranty, reach out to us. The team will verify by doing a thorough inspection and if they find a defect that is covered in the above-mentioned warranty; the product will be replaced without any charge. We disclaim liability for labor or consequential damages of any nature. We request the customers to wait until the claim is resolved and settled from our end after the replacement is requested under warranty.