Dorman 42573 Windshield Wiper Arm - Front Left

Dorman 42573 Wiper Arm for Front Left Applications

Dorman 42573 is a specific-fit windshield wiper arm engineered to match the fit and function of the original part on select vehicles. Built with plastic, rubber, and steel components, it is designed for durable operation and steady wiping performance on the front left side.

Compatible with 1995-1996 Buick Roadmaster, front left; 1995-1996 Cadillac Fleetwood, front left; and 1995-1996 Chevrolet Caprice and Chevrolet Impala, front left. This Dorman wiper arm is a direct-fit replacement for vehicles that need a front left windshield wiper arm with a spine / flange nut attachment and pin-style wiper end.

Key Features

• Specific-fit windshield wiper arm for select GM full-size vehicles
• Black finish for a clean OE-style appearance
• Steel, plastic, and rubber construction for durability and reliable movement
• Spine / flange nut attachment method for secure mounting
• Pin-style wiper end type
• Package contents include the wiper arm and spray nozzle
• Interchange reference: 10283601

Detailed Description

Dorman 42573 is built to match the original front left wiper arm on 1995-1996 Buick Roadmaster, Cadillac Fleetwood, Chevrolet Caprice, and Chevrolet Impala applications. The 22.88-inch arm length and vehicle-specific design help maintain proper blade sweep and consistent windshield contact, while the mixed-material construction supports long-term service in everyday driving conditions. If you are replacing a worn or damaged front left wiper arm on a Buick Roadmaster, Cadillac Fleetwood, Chevrolet Caprice, or Chevrolet Impala, part number 42573 provides a direct replacement option with the correct attachment style and end type.

Common Problems This Part Can Address

• Wiper arm that no longer holds proper tension against the windshield
• Uneven or incomplete sweep on the front left side
• Corrosion, bending, or wear at the original arm assembly
• Loose or damaged attachment at the spine / flange nut connection
• Poor windshield clearing caused by a failing OE-style arm

Installation Notes and Tips

Verify the vehicle’s front left application before ordering, especially on 1995 models with VIN-specific fitment notes. Confirm the attachment method and pin-style wiper end match the original setup before installation. No instruction manual is included, so compare the existing arm, mounting point, and spray nozzle arrangement to the replacement part before removal.

Quality Assurance

Dorman designs this windshield wiper arm to match original fit and function on the listed vehicles and to deliver dependable performance in service. Part number 42573 is a direct replacement for select Buick, Cadillac, and Chevrolet applications and cross-references 10283601 for the same application.