Dorman 42710 Windshield Wiper Arm - Front Left

Dorman 42710 Front Left Wiper Arm

This Dorman windshield wiper arm is built for the front left position and matches the fit and function of the original part on specified vehicles. It is a direct replacement for applications such as the Chevrolet Lumina APV, Oldsmobile Silhouette, and Pontiac Trans Sport, with durable construction for steady wiping performance.

• Direct replacement wiper arm for the front left side
• Specific fit for selected Chevrolet, Oldsmobile, and Pontiac applications
• Constructed from plastic, rubber, and steel
• Black finish for a factory-style appearance
• Uses a spine / flange nut attachment method with pin-style wiper end
• Package contents include the wiper arm and spray nozzle

Fitment Details

• Fits 1990-1996 Chevrolet Lumina APV, front left.
• Fits 1990-1996 Oldsmobile Silhouette, front left.
• Fits 1990-1996 Pontiac Trans Sport, front left.

Product Overview

Dorman 42710 is a specific-fit windshield wiper arm engineered to replace the original front left arm on the listed vehicles. The 28-inch arm is designed around the OE-style attachment and end configuration, helping restore proper blade movement and windshield coverage on the Chevrolet Lumina APV, Oldsmobile Silhouette, and Pontiac Trans Sport. The black finish and mixed-material construction support a factory-like appearance and dependable service.

This part cross-references OE number 22155737 for the same application.

Common Repair Symptoms

• Wiper arm no longer maintains consistent pressure on the windshield
• Streaking or skipped wiping on the driver-side/front left area
• Loose, worn, or damaged original wiper arm assembly
• Poor windshield coverage during rain or road spray
• Failed spray nozzle function at the front left wiper assembly

Installation Notes

Verify the vehicle position before installation: this part is for the front left location only. Confirm the attachment method, pin-style wiper end, and 28-inch length match the original equipment before removal. Transfer any required components from the vehicle as needed and inspect the linkage and pivot points for wear before installing the new arm.

Quality Assurance

Dorman designs this replacement wiper arm to match the original fit and function on the specified vehicles, with materials selected for durability and reliable performance.