Dorman 602-079 Windshield Wiper Linkage

Reliable Wiper Linkage for Chevrolet and GMC Trucks

The Dorman 602-079 wiper linkage is designed specifically for select Chevrolet and GMC trucks, including Sierra and Silverado models. This mechanical, two-piece wiper transmission ensures smooth and consistent windshield wiper operation for improved visibility in various driving conditions.

• Length: 31.5 inches for precise fitment
• Two-piece configuration with clockwise rotation direction
• Mechanical driver type for dependable performance
• Constructed with 0.76 thickness steel and steel bushings
• Black finish with bolt-on attachment method
• Includes a bracket linkage frame for secure mounting
• Standard replacement grade for reliable durability
• Specific fit for Chevrolet and GMC Sierra and Silverado models

Durable Construction and Precise Fitment

The Dorman 602-079 wiper linkage is engineered with a 0.76 thickness steel material and steel bushings to provide long-lasting durability and resistance to wear. Its two-piece design and 31.5-inch length are tailored to match the original equipment specifications for Chevrolet Sierra and Silverado trucks, ensuring proper alignment and smooth operation. The black finish offers corrosion resistance, while the bolt-on attachment method simplifies installation. The 0.36-inch wiper arm pivot point diameter and bracket linkage frame provide a secure and stable connection to the wiper arms.

Compatible Chevrolet and GMC Models

This wiper transmission is specifically compatible with the following vehicles:

• Chevrolet Sierra, Sierra 1500, Sierra 2500 HD, Sierra 3500 HD
• Chevrolet Silverado 1500, Silverado 2500, Silverado 2500 HD, Silverado 3500, Silverado 3500 HD
• GMC Sierra and Silverado models within the same series

Common Issues Addressed by This Wiper Linkage

• Intermittent or non-functioning windshield wipers
• Wiper arms not moving in sync or at correct speed
• Excessive play or looseness in wiper movement
• Broken or worn linkage components causing wiper failure
• Corroded or damaged pivot points affecting wiper operation

Installation Notes and Tips

The Dorman 602-079 wiper linkage uses a bolt-on attachment method and does not include mounting hardware, so ensure you have the necessary bolts and tools before installation. Proper alignment of the linkage bracket and pivot points is critical for smooth wiper arm movement. This part is designed for specific fitment, so verify compatibility with your Chevrolet or GMC Sierra or Silverado model year before installation.

Quality Assurance and Warranty

Dorman provides this wiper linkage as a standard replacement part manufactured to meet or exceed OEM specifications. The steel construction and quality bushings contribute to reliable performance and longevity. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship for this part number 602-079.