Four Seasons A/C Clutch Cycle Switch P/N:36675
Help your air conditioning cycle the way it was designed to with this Four Seasons switch, part number 20957. It is a system-mounted A/C clutch cycle switch / cycling pressure switch that senses refrigerant pressure and switches the compressor clutch on and off. It fits many vehicles, among them the 2005-2006 Ford GT, 2003-2006 Ford Crown Victoria and 2003-2006 Mercury Grand Marquis, and is a direct-fit replacement for the listed applications. The part is known by both names, A/C clutch cycle switch and cycling pressure switch.
A failing cycling switch may leave the compressor clutch unable to engage, make it cycle on and off rapidly, or let warm air come from the vents. These symptoms can have other causes, so diagnose the system first. If a faulty switch is the cause, this unit replaces it. See the "Vehicles it fits" section for the full list of applications and engine details.
Interchange: 1551030 · 207769 · 11120957 · 901225 · 3W1Z19E561AA · 19188179 · 1711530 · YH1613 · A07769 · MT1313 · SW11156 · SW11156C · SW6380
This part cross-references / interchanges with the following part numbers:
What does the Four Seasons 20957 cycling pressure switch do?
It senses refrigerant pressure in the A/C system and switches the compressor clutch on and off. This helps keep the system running within its intended pressure range.
Is this GT switch right for a 2005-2006 Ford GT?
Yes. The 2005-2006 Ford GT is one of the listed applications for part 20957. See the "Vehicles it fits" section for the full fitment details.
What other vehicles does part 20957 fit?
It fits many vehicles, including the 2003-2006 Ford Crown Victoria and the 2003-2006 Mercury Grand Marquis. The "Vehicles it fits" section has the complete list.
What comes with the switch?
The switch comes with the gaskets, O-rings or seals needed to replace it properly. It is zinc coated to help resist corrosion and color coded for easy identification.
What are signs an A/C cycling switch may need replacing?
Signs include a compressor clutch that won't engage, a compressor that cycles on and off rapidly, or warm air from the vents. These can have other causes, so diagnose the system before replacing the switch.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.