Gates 12296 HVAC Heater Hose - Heater (Upper)

Gates Molded Heater Hose for Sonic

The Gates 12296 molded heater hose is an OEM-style coolant hose built for tight engine bays and factory routing. It is formed to match the application on 2012-2020 Chevrolet Sonic heater upper locations, with a 19.99 in. centerline length and 3/4 in. inside diameter at both ends.

Made from EPDM, this Gates Molded Heater Hose is suitable for coolant, water, and air service, and it is also approved for marine applications. For buyers searching for a 2012-2020 Chevrolet Sonic heater hose replacement, part number 12296 provides the molded shape needed for proper fitment in compact engine compartments.

Key Features

• Brand: Gates Molded Heater Hose
• Part number: 12296
• OEM-style molded construction for factory routing
• EPDM material for heater, coolant, water, and air applications
• End I.D.: 3/4 in. (19 mm) on both ends
• Centerline length: 19.99 in. (508 mm)
• Compatible with the upper heater hose position on select Chevrolet Sonic models
• Approved for marine applications

Product Details

Gates 12296 is part of the Molded Heater Hose line, a product line focused on factory-shaped hoses for vehicles with smaller, tighter-fitting engine compartments. The molded profile helps match original hose routing on the Chevrolet Sonic, reducing the need to force a straight hose into a curved path. This part cross-references Carlson 13296 for the same application.

Fits 2012-2020 Chevrolet Sonic, Heater (Upper).

Common Replacement Reasons

• Cracked or hardened heater hose material
• Coolant seepage at the hose body or connection points
• Incorrect hose shape after a previous repair
• Restricted coolant flow from a deteriorated upper heater hose
• Need for an OE-style molded hose on a Chevrolet Sonic

Installation Notes and Tips

Verify the hose routing, end diameters, and centerline length before installation. Confirm the upper heater hose position on the vehicle and inspect mating tubes and clamps for wear, corrosion, or residue that could affect sealing. For a 2012-2020 Chevrolet Sonic heater hose replacement, compare the original hose shape to Gates 12296 before final installation.

Quality Assurance

Gates manufactures this molded heater hose using EPDM construction and OE-style shaping for application-specific fitment. The design is intended to meet the demands of coolant service in compact engine compartments while maintaining the correct molded form for the listed Chevrolet Sonic applications.