Rotomaster A8660101RVS Turbocharger

Remanufactured Turbocharger for GM HD Diesel Applications

Rotomaster A8660101RVS is a remanufactured turbocharger built for direct replacement in select Chevrolet Silverado 2500 HD, Silverado 3500 HD, GMC Sierra 2500 HD, and Sierra 3500 HD diesel applications. It is engineered to restore boost response, engine power, and fuel efficiency while matching original equipment fit and performance.

The Rotomaster remanufactured turbocharger line focuses on OE-style replacement units for demanding truck applications. Each unit is tested for fit and performance, with renewed wear components and controlled tolerances to support reliable operation after installation.

Key Features

• Remanufactured direct-replacement turbocharger for GM heavy-duty trucks
• Journal bearing design with coolant cooling method
• 100% of rotating, journal, and thrust bearings and seals are replaced
• Mating surfaces and passages are renewed as required for longer service life
• Wheels, shafts, and bores are measured to controlled go/no-go tolerances
• Meets or exceeds OE performance targets
• Includes gaskets, washers, O-rings, syringe, and instruction sheet

Product Details

Part number A8660101RVS is designed for 2011-2016 Chevrolet Silverado 2500 HD and Silverado 3500 HD, plus 2011-2016 GMC Sierra 2500 HD and Sierra 3500 HD models with a vane position sensor. This remanufactured turbocharger is built to restore proper airflow and boost control in applications where a worn or damaged turbo can reduce drivability and engine output. If you are searching for a remanufactured turbocharger for 2011-2016 Chevrolet Silverado 2500 HD or a direct replacement turbo for 2011-2016 GMC Sierra 3500 HD, this unit matches the OE-style application requirements.

This part cross-references Chevrolet and GMC OE numbers 12635167, 12642129, and 12642314 for the same application. The Rotomaster A8660101RVS is intended for diesel truck owners who need a replacement turbocharger that follows original fitment and performance expectations without changing the factory configuration.

What It Can Help Resolve

• Loss of engine power or slow turbo response
• Smoke in the exhaust caused by turbo seal wear or oil control issues
• Oil leakage from the turbocharger area related to worn internal components
• Boost problems linked to damaged wheels, shafts, or bearings
• Foreign object damage affecting compressor or turbine blades

Installation Notes and Tips

Before installing a replacement turbocharger, diagnose and correct the original failure cause. The engine oil and oil filter must be changed to ensure proper replacement turbo function, and the installation guide in the box should be followed closely. Clean the air and exhaust system, replace the air filter, and verify that no contaminants remain that could damage the new unit. Allow the engine to cool before shutdown to reduce the risk of oil coking in the turbocharger.

Common troubleshooting signs include decreased engine power, visible nicks or chips on the wheels, and excessive axial end play in the shaft assembly. Old or contaminated oil is a frequent cause of turbocharger failure, so regular oil service is critical for long-term operation.

Quality Assurance

Rotomaster remanufactured turbochargers are designed and tested to deliver OE fit and performance for direct replacement use. Each unit is rebuilt with renewed bearings and seals, and the product is engineered to comply with federal emissions regulations. For 2011-2016 Chevrolet Silverado 2500 HD, Silverado 3500 HD, GMC Sierra 2500 HD, and Sierra 3500 HD applications, A8660101RVS is a remanufactured turbocharger built to support factory-style operation.

• Fits 2011-2016 Chevrolet Silverado 2500 HD, N/A
• Fits 2011-2016 Chevrolet Silverado 3500 HD, N/A
• Fits 2011-2016 GMC Sierra 2500 HD, N/A
• Fits 2011-2016 GMC Sierra 3500 HD, N/A