Dorman 667-203 Turbocharger

Turbocharger Replacement for GM 1.4L Applications

Dorman 667-203 is a standard replacement turbocharger built to restore boost response and engine performance on select Buick, Chevrolet, and GMC vehicles. It is engineered with alloy steel construction and coolant-and-oil center housing cooling for dependable operation in turbocharged daily drivers.

Compatible With 2011-2021 Chevrolet Cruze, Sonic, Cruze Limited, Trax, and Buick Encore applications, this Dorman turbocharger includes a wastegate actuator and gasket/seal components for a more complete repair. Part number 667-203 is a direct-fit service solution for vehicles showing turbocharger wear, seal failure, or bearing-related performance loss.

• Alloy steel turbocharger construction
• Center housing cooling uses both coolant and oil
• Wastegate actuator included
• Gasket or seal included for installation support
• Standard replacement grade for OE-style service
• Fits select Buick Encore and Chevrolet Cruze, Sonic, Trax, and Cruze Limited models

Detailed Product Overview

Dorman 667-203 is designed as a replacement turbocharger for specific GM small-displacement turbo applications. It is built to replace the original unit on select 2011-2021 Chevrolet Cruze, Sonic, Trax, and Cruze Limited models, as well as 2013-2021 Buick Encore models. The turbocharger uses coolant and oil for center housing cooling, helping manage operating temperatures in demanding turbocharged engines. The included wastegate actuator supports proper boost control, while the supplied seals and gaskets help complete the repair.

This part cross-references 2N-115 and 25201063 for the same application.

Common Problems This Part May Address

• Loss of boost pressure
• Excessive turbo shaft play or bearing wear
• Oil or coolant leakage at the turbocharger
• Check engine light related to turbo performance
• Reduced acceleration or sluggish throttle response

Installation Notes and Tips

Before installation, verify vehicle year, make, model, and engine application against the listed fitment. Inspect related oil and coolant lines, exhaust connections, and intake plumbing for contamination or damage before installing the replacement turbocharger. Follow factory service procedures for priming the turbocharger with clean oil and for checking boost control operation after installation.

Quality Assurance

Dorman designs replacement components to match original equipment fit and function on specific applications. Part 667-203 is a standard replacement turbocharger intended for direct service on the listed Buick and Chevrolet vehicles.