Rotomaster A8370104RVS Turbocharger

Remanufactured Turbocharger for GM HD Diesel Applications

Rotomaster A8370104RVS is a remanufactured turbocharger built for direct replacement in select Chevrolet Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500 diesel trucks. It is engineered and tested for O.E. fit and performance, with coolant-based turbocharger cooling and a journal bearing design for dependable operation.

The Rotomaster remanufactured turbocharger line focuses on restoring factory-style boost response and fuel efficiency with a direct-replacement approach. This unit is built for 2004-2005 Chevrolet Silverado 2500 HD and Silverado 3500, plus 2004-2005 GMC Sierra 2500 HD and Sierra 3500 applications with a vane position sensor.

Key Features

• Remanufactured direct-replacement turbocharger
• Journal bearing construction
• Coolant-cooled turbocharger design
• 100% of rotating, journal, and thrust bearings and seals replaced
• Mating surfaces and passages renewed as required
• Wheels, shafts, and bores measured to controlled go/no-go tolerances
• Meets or exceeds O.E. performance
• Includes gaskets, washers, O-rings, syringe, instruction sheet, and adaptor

Detailed Description

Rotomaster remanufactured turbochargers are built to restore factory-style performance in demanding truck applications. Each unit is remanufactured with renewed bearings and seals, and critical components are measured and corrected as needed to support proper fit and operation. The A8370104RVS part number is a direct-replacement solution for owners searching for a remanufactured turbocharger for 2004-2005 Chevrolet Silverado 2500 HD, 2004-2005 Chevrolet Silverado 3500, 2004-2005 GMC Sierra 2500 HD, or 2004-2005 GMC Sierra 3500.

This part cross-references Chevrolet/GMC 97387896 for the same application.

What It Helps Fix

• Loss of engine power from turbocharger wear or failure
• Boost issues caused by worn bearings or seals
• Oil leakage related to internal turbo seal wear
• Foreign object damage to turbo wheels
• Smoke in the exhaust linked to turbocharger or engine condition

Installation Notes and Tips

• Fits 2004-2005 Chevrolet Silverado 2500 HD, with vane position sensor.
• Fits 2004-2005 Chevrolet Silverado 3500, with vane position sensor.
• Fits 2004-2005 GMC Sierra 2500 HD, with vane position sensor.
• Fits 2004-2005 GMC Sierra 3500, with vane position sensor.
• Engine oil and filter must be changed during replacement to maintain proper turbo function.
• Diagnose and correct the original cause of failure before installing the replacement turbocharger.
• Replace the air filter and clean the air and exhaust system to reduce the risk of debris damage.
• Allow the engine to cool before shutdown to help prevent oil coking in the turbocharger.

Quality Assurance

Rotomaster designs and tests these remanufactured turbochargers to match O.E. fit and performance and to comply with federal emissions regulations. The product is built for direct replacement use in GM truck applications and is supplied as a remanufactured unit.