TYC 19120 Automatic Transmission Oil Cooler

Automatic Transmission Oil Cooler for Buick Envision

This TYC automatic transmission oil cooler is built for 2016-2020 Buick Envision applications and supports transmission fluid temperature control in a direct-fit replacement format. Part number 19120 uses a crossflow core design with quick connect inlet and outlet fittings for OE-style serviceability.

Key Features

• Fits 2016-2020 Buick Envision
• TYC part number 19120
• Automatic transmission oil cooler for fluid temperature management
• Crossflow core configuration
• Core dimensions: 5.43 in. height, 25.94 in. length, 0.87 in. thickness
• Quick connect inlet and outlet fittings
• Inlet diameter: 0.49 in.; outlet diameter: 0.49 in.

Product Details

TYC 19120 is an automatic transmission oil cooler engineered around the listed core dimensions and fitting style for Buick Envision models from 2016 through 2020. The crossflow layout helps route transmission fluid through the cooler core efficiently, while the quick connect inlet and outlet fittings support OE-style line attachment. This part cross-references Buick 84023042 and Partslink GM4050123 for the same application.

Common Issues This Part Can Address

• Transmission fluid running hotter than normal
• Reduced cooling performance from a damaged or leaking cooler
• Cracked, bent, or corroded cooler fittings
• Fluid temperature control concerns after cooler failure
• Replacement needs for a Buick Envision transmission cooler service

Installation Notes and Tips

Verify the core dimensions, inlet and outlet diameter, and quick connect fitting design before installation. Confirm the vehicle is a 2016-2020 Buick Envision and compare the original cooler layout to part number 19120 to ensure proper fitment. Inspect transmission lines and sealing surfaces during replacement so the new cooler seats correctly and maintains secure fluid connections.

Quality Assurance

TYC manufactures replacement cooling components with OE-style fitment and application-specific dimensions for service replacement use.