Autotecnica GM0713819 Engine Coolant Reservoir - Front

Engine Coolant Reservoir for GM0713819

Autotecnica GM0713819 is an engine coolant reservoir built for select Chevrolet, Buick, and Cadillac applications that use a pressurized expansion tank with a twist-on cap. It is made from plastic (PP) and includes the cap, making it a direct replacement option for cooling system service on vehicles such as the Chevrolet Impala, Buick Regal, and Cadillac XTS.

Key Features

• Engine coolant reservoir for pressurized cooling systems
• Plastic (PP) construction for OE-style fit and function
• Twist-on cap design with a 20 psi maximum pressure rating
• Cap included; level sensor not included
• Mounting hole quantity: 2
• Dimensions: 185 mm length, 182 mm width, 139 mm height
• Autotecnica GM0713819 replacement part number

Detailed Description

This Autotecnica coolant reservoir is designed for vehicles that require a pressurized expansion tank with a cap included. The reservoir measures 185 mm long, 182 mm wide, and 139 mm high, and uses a twist-on cap rated to 20 psi. For buyers searching for an engine coolant reservoir for 2013-2019 Cadillac XTS front, 2014-2019 Chevrolet Impala front, or 2011-2017 Buick Regal front, GM0713819 provides a direct-fit replacement path. This part cross-references Dorman OE Solutions 603-385 for the same application.

Vehicle Fitment

• Fits 2020 Chevrolet Impala, N/A; includes cap & sensor; length: 185mm
• Fits 2013-2019 Cadillac XTS, Front; includes cap & sensor; length: 185mm
• Fits 2014-2019 Chevrolet Impala, Front; includes cap & sensor; length: 185mm
• Fits 2011-2017 Buick Regal, Front; includes cap & sensor; length: 185mm
• Fits 2010-2016 Buick LaCrosse, Front; includes cap & sensor; length: 185mm
• Fits 2010-2016 Cadillac SRX, Front; includes cap & sensor; length: 185mm
• Fits 2016 Chevrolet Malibu Limited, Front; includes cap & sensor; length: 185mm
• Fits 2013-2015 Chevrolet Malibu, Front; includes cap & sensor; length: 185mm
• Fits 2010 Buick Allure, Front; includes cap & sensor; length: 185mm

What It Helps Fix

• Cracked or leaking coolant reservoir housing
• Broken or worn reservoir cap that no longer holds pressure
• Coolant loss from a damaged expansion tank
• Cooling system service needs on GM vehicles with a pressurized reservoir
• Fitment issues caused by an incorrect reservoir shape or mounting layout

Installation Notes and Tips

Verify reservoir dimensions, mounting hole location, and cap style before installation. This unit uses 2 mounting holes and a twist-on cap; mounting hardware is not included. Confirm whether your vehicle uses a level sensor, since this reservoir does not include one. Always inspect hoses, seals, and the cooling system for damage before refilling and bleeding the system.

Quality Assurance

Autotecnica manufactures aftermarket parts to ISO/TS 16949 QMS specifications and backs this coolant reservoir with a two-year, unlimited mileage warranty. GM0713819 is a practical OE-style replacement for technicians and DIY owners looking for a cooling system reservoir that matches the listed fitment.