Dorman 42545 Windshield Wiper Arm - Front Left

Dorman 42545 Wiper Arm for Express and Savana

Dorman 42545 is a front left windshield wiper arm built for specific Chevrolet Express and GMC Savana vans. It matches the original fit and function for vehicles equipped with a nozzle in the arm, with a black finish and a hook-style wiper end.

• Specific-fit windshield wiper arm for front left applications
• Fits Chevrolet Express 1500, Express 2500, and Express 3500
• Fits GMC Savana 1500, Savana 2500, and Savana 3500
• Steel, plastic, and rubber construction for durability
• Spine / flange nut attachment method
• Includes wiper arm and spray nozzle
• Part number 42545 for direct replacement lookup

OE-Style Replacement Details

This windshield wiper arm is engineered to match the original arm on specified Chevrolet Express and GMC Savana models. The 23.67-inch arm length, hook-style wiper end, and nozzle-in-arm design support proper windshield coverage and washer spray delivery on front left applications. Part number 42545 is a direct-fit replacement for vehicles that use this configuration.

This part cross-references GM 15072707 for the same application.

Common Problems This Part Can Address

• Wiper arm that no longer maintains proper pressure on the windshield
• Broken or worn arm assembly on the front left side
• Washer spray issues related to an arm-mounted nozzle setup
• Corrosion or fatigue in the original wiper arm assembly
• Poor windshield clearing on Chevrolet Express and GMC Savana vans

Installation Notes

Verify that your vehicle uses the front left wiper arm with nozzle in arm before ordering. This Dorman 42545 assembly uses a spine / flange nut attachment and a hook-style wiper end, so confirm the existing connection style and arm length against the original part. No instruction manual is included.

Quality Assurance

Dorman designs this wiper arm to match original fit and function while using durable materials selected for reliable service. It is built as a specific-fit replacement for the listed Chevrolet Express and GMC Savana applications.