Dorman 42710 Windshield Wiper Arm - Front Left

Reliable Wiper Arm Replacement for Chevrolet, Oldsmobile, and Pontiac

The Dorman 42710 wiper arm is designed specifically for select Chevrolet, Oldsmobile, and Pontiac models, including the Lumina APV, Silhouette, and Trans Sport. This replacement wiper arm ensures proper fit and function to maintain clear visibility during adverse weather conditions.

• Constructed with durable steel, plastic, and rubber materials for long-lasting performance
• Measures 28 inches in length to match original equipment specifications
• Features a black finish for a clean, factory appearance
• Equipped with a pin-type wiper end for secure blade attachment
• Includes a spray nozzle integrated into the wiper arm assembly
• Attachment method uses spine and flange nut for stable installation
• Designed for specific fitment on Chevrolet Lumina APV, Oldsmobile Silhouette, and Pontiac Trans Sport models

Durable Construction and Precise Fitment

The Dorman 42710 wiper arm combines steel, plastic, and rubber components to provide a balance of strength and flexibility. The steel arm offers structural integrity, while the plastic and rubber parts help reduce wear and ensure smooth operation. At 28 inches in length, this wiper arm matches the original equipment dimensions for the Chevrolet Lumina APV, Oldsmobile Silhouette, and Pontiac Trans Sport, ensuring proper windshield coverage and wiping performance. The black color maintains a factory look, and the pin-type wiper end allows for easy blade replacement.

Applications and Problem Resolution

This wiper arm is intended for use on specific GM minivan and wagon models and addresses common issues such as:

• Worn or bent wiper arms causing uneven blade contact
• Corroded or damaged attachment points leading to loose wiper movement
• Broken or missing spray nozzles affecting washer fluid delivery
• Incompatible or deteriorated materials reducing wiping efficiency

Installation Notes and Tips

Installation of the Dorman 42710 wiper arm requires removal of the old arm by loosening the flange nut and detaching the spine attachment. Align the new arm carefully to the pin-type wiper end and secure it using the flange nut. No instruction manual is included, so consulting a vehicle-specific repair guide or professional assistance is recommended to ensure proper installation and adjustment.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 42710 wiper arm undergoes quality checks to ensure durability and reliable performance on Chevrolet Lumina APV, Oldsmobile Silhouette, and Pontiac Trans Sport vehicles. Warranty coverage details can be obtained from the product packaging or Dorman's official resources.