Dorman 42590 Windshield Wiper Arm - Front

Reliable Wiper Arm Replacement for Jeep Grand Cherokee and Grand Wagoneer

The Dorman 42590 wiper arm is designed specifically for Jeep Grand Cherokee and Grand Wagoneer models, providing a durable and precise fit. Crafted from steel with a black finish, this wiper arm ensures consistent performance and longevity under various weather conditions.

Key Features of the Dorman 42590 Wiper Arm

• Constructed from sturdy steel for enhanced durability
• 22.5-inch length tailored for specific Jeep models
• Black color finish for a sleek, factory-matched appearance
• Hook-type wiper end for secure blade attachment
• Attachment via spine and flange nut for stable installation
• Designed exclusively for Jeep Grand Cherokee and Grand Wagoneer
• Includes one wiper arm per package

Detailed Description of the Dorman 42590 Wiper Arm

This Dorman wiper arm, part number 42590, is engineered to meet the exact specifications of Jeep Grand Cherokee and Grand Wagoneer vehicles. Its steel construction offers resistance to corrosion and wear, ensuring reliable operation over time. The 22.5-inch length and hook-type wiper end provide compatibility with original equipment wiper blades, maintaining optimal windshield contact and clearing performance. The black finish complements the vehicle’s exterior while resisting fading and chipping. Installation is secured through a spine and flange nut attachment method, providing a firm and vibration-free fit.

Common Issues Addressed by the Dorman 42590 Wiper Arm

• Wiper arm bending or damage from harsh weather or debris
• Loose or unstable wiper arm causing streaking or poor contact
• Corrosion or rust compromising wiper arm integrity
• Incompatibility with replacement wiper blades due to incorrect arm type
• Wear and tear leading to ineffective windshield clearing

Installation Notes and Tips

Installation of the Dorman 42590 wiper arm requires no additional instruction manual. Ensure the vehicle is parked with the wipers in the service position if applicable. Remove the old wiper arm by loosening the flange nut and detaching from the spine. Align the new wiper arm’s hook end with the wiper blade and secure it firmly using the flange nut. Verify the arm’s movement and blade contact on the windshield before driving.

Quality Assurance and Warranty Information

Dorman manufactures the 42590 wiper arm to meet or exceed OEM standards for fit, form, and function. While no specific warranty details are included, Dorman products typically undergo rigorous quality control to ensure durability and performance. For additional warranty information, consult Dorman’s official resources or product documentation.