Four Seasons 20915 HVAC Pressure Transducer

HVAC Pressure Transducer for GM Applications

Four Seasons 20915 is a system-mounted HVAC pressure transducer built for accurate air conditioning pressure signal control. It uses a round female connector, a 3-terminal layout, and an M10 x 1.25 female fitting for a direct replacement on many GM and related vehicles.

Compatible With Buick Enclave, Chevrolet Traverse, GMC Acadia, Chevrolet Silverado, and Cadillac Escalade applications, this Four Seasons Pressure Switch line part helps maintain proper HVAC system communication. Part number 20915 also cross-references UAC SW10093C for the same application.

Key Features

• Four Seasons Pressure Switch line, part number 20915
• HVAC pressure transducer with variable open/closed operation
• System-mounted design for factory-style placement
• Round female connector with 3 terminals
• Female fitting with M10 x 1.25 thread size
• Plastic and metal construction
• Meets or exceeds OEM requirements

Product Details

This HVAC pressure transducer monitors refrigerant pressure and sends a variable signal to the vehicle’s climate control system. That signal helps the system manage compressor operation and protect HVAC components from abnormal pressure conditions. Four Seasons 20915 is listed across a wide range of 2002-2024 vehicles, including Buick, Chevrolet, Cadillac, GMC, Ford, Jeep, Fiat, and others, with broad coverage for popular platforms such as Chevrolet Camaro, Chevrolet Malibu, GMC Terrain, and Buick Encore.

The Four Seasons Pressure Switch product line focuses on direct-fit HVAC service parts for repair work where accurate pressure feedback matters. For technicians and DIY repairs, part number 20915 provides a practical replacement when the original transducer has failed or is sending incorrect pressure data.

Common Problems This Part Can Address

• Air conditioning compressor cycling on and off incorrectly
• HVAC system pressure signal faults
• Loss of cooling performance from a failed pressure transducer
• Compressor protection shutdowns caused by inaccurate pressure readings
• Check engine or HVAC-related pressure sensor concerns

Installation Notes and Tips

Verify connector shape, terminal count, and M10 x 1.25 fitting before installation. Confirm the vehicle’s HVAC service port or sensor location matches the system-mounted transducer style shown for Four Seasons 20915. Always inspect the harness connector and sealing surfaces during replacement, and evacuate and recharge the A/C system according to factory service procedures.

Quality Assurance

Four Seasons 20915 is built to meet or exceed OEM specifications for fit and function. Its OE-style construction and broad interchange coverage support reliable replacement selection for HVAC pressure transducer service.