Dorman 42837 Windshield Wiper Arm - Front

Reliable Wiper Arm Replacement for Select GM Vehicles

The Dorman 42837 wiper arm is designed specifically for certain Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Crafted from durable steel and finished in black, this wiper arm ensures a secure fit and reliable performance for your vehicle's windshield wiper system.

• Constructed from sturdy steel material for long-lasting durability
• Measures 22.75 inches in length to match original equipment specifications
• Black finish for corrosion resistance and a clean appearance
• Specific fit for Buick Cavalier, Cadillac Cimarron, Chevrolet Firenza, Oldsmobile Skyhawk, and Pontiac Sunbird
• Attachment method uses spine and flange nut for secure installation
• Wiper end type features a pin design compatible with original wiper blades
• Includes one wiper arm per package

Product Details and Compatibility

The Dorman 42837 wiper arm is engineered to replace the original wiper arm on select GM vehicles, including the Buick Cavalier, Cadillac Cimarron, Chevrolet Firenza, Oldsmobile Skyhawk, and Pontiac Sunbird. Its 22.75-inch length and pin-type wiper end ensure compatibility with factory wiper blades. The steel construction provides strength and resistance to wear, while the black finish helps prevent rust and maintains a factory look. Installation is straightforward with the spine and flange nut attachment method, matching the original mounting style for a secure fit.

Common Applications and Problem Resolution

• Replaces bent or damaged wiper arms that impair blade movement
• Restores proper windshield contact for effective water clearing
• Eliminates wiper arm looseness or detachment issues
• Prevents corrosion-related failures in older wiper arms
• Ensures correct blade alignment for improved visibility during rain

Installation Notes and Tips

Installation of the Dorman 42837 wiper arm requires removal of the old arm by loosening the flange nut and detaching the spine. Align the new wiper arm’s pin end with the blade and secure it using the flange nut. Ensure the arm is positioned correctly on the windshield to avoid interference or improper wiping. No instruction manual is included, so consulting a vehicle-specific repair guide or professional assistance is recommended if unfamiliar with wiper arm replacement procedures.

Quality Assurance and Warranty

Dorman manufactures the 42837 wiper arm to meet or exceed original equipment standards for fit and function. The steel construction and corrosion-resistant finish contribute to its durability. While no specific warranty information is provided, Dorman products typically undergo quality control testing to ensure reliable performance on compatible Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models.