Autotecnica GM0719394 Engine Coolant Reservoir

Overview

Replace a cracked or leaking coolant reservoir with this Autotecnica engine coolant reservoir, part number GM0719394. It is built for select Buick Encore and Chevrolet Trax applications and follows OEM-style fitment details for vehicles that use a pressurized tank with a twist-on cap.

Key Features

• Plastic (PP) construction for coolant system service.
• Pressurized reservoir with a 20 rating cap specification.
• Cap included for applications that require it.
• Two mounting holes for direct replacement fitment.
• No level sensor provision.

Detailed Description

Autotecnica GM0719394 is an engine coolant reservoir made for cooling system replacement on select Buick Encore and Chevrolet Trax models. The tank uses plastic (PP) construction, a twist-on cap, and a pressurized design to match the needs of the listed applications. Fitment includes 2013-2015 Buick Encore and Chevrolet Trax with cap included, plus 2016-2021 Chevrolet Trax without high output and 2016-2021 Buick Encore coverage where specified in the fitment notes. This part cross-references Dorman - OE Solutions 603-955 for the same application.

Common Uses

• Cracked coolant reservoir replacement.
• Coolant loss from a damaged tank.
• Cap sealing issues in the cooling system.
• Reservoir replacement after heat-related plastic wear.

Installation Notes

Verify the vehicle year, model, and fitment notes before ordering. This reservoir uses two mounting holes and a twist-on cap design. Mounting hardware is not included. Confirm whether the application requires a cap and whether the vehicle is listed as without high output before installation.

Quality Assurance

Autotecnica manufactures aftermarket parts under ISO/TS 16949 quality management standards and offers a two-year, unlimited mileage warranty. GM0719394 is positioned as an OEM-specification replacement for routine cooling system service.