Universal Air SW1122-R134AC A/C Clutch Cycle Switch

Universal Air Clutch Cycling Switch SW1122-R134AC

The Universal Air Clutch Cycling Switch SW1122-R134AC is an A/C clutch cycle switch for R-134a air conditioning systems. It helps regulate compressor cycling in vehicles that use a clutch cycling pressure switch setup, including select Buick, Chevrolet, Cadillac, Oldsmobile, and GMC applications.

Use this part when servicing an R-134a A/C system that requires a clutch cycling switch for proper compressor control. The SW1122-R134AC is listed for multiple GM platforms, including Buick Century, Buick LeSabre, Chevrolet Camaro, and GMC G3500 applications.

Key Features

• A/C clutch cycle switch for R-134a systems
• Direct fitment for select GM vehicles with listed OE-style applications
• Application coverage includes system-mount configurations and open-shape connector setups where noted
• Fits vehicles across 1986, 1992-1996 model years
• Part number: SW1122-R134AC

Fitment Details

• Fits 1996 Buick Century, N/A; OE Number 52460878; Clutch Cycling Switch
• Fits 1996 Buick LeSabre, N/A; OE Number 52460878; Clutch Cycling Switch
• Fits 1996 Buick Park Avenue, N/A; Clutch Cycling Switch
• Fits 1993 Buick Park Avenue, N/A; Clutch Cycling Switch
• Fits 1996 Buick Roadmaster, N/A; OE Number 52460878; Clutch Cycling Switch
• Fits 1994-1996 Cadillac Commercial Chassis, N/A; Compatible with vehicles equipped with R-134a A/C systems.; Clutch Cycling Switch
• Fits 1994-1996 Cadillac Fleetwood, N/A; Compatible with vehicles equipped with R-134a A/C systems.; Clutch Cycling Switch
• Fits 1993-1996 Chevrolet Camaro, N/A; with System Mount; with R-134a A/C System; with Open Shape Connector; with 2 Terminals; Clutch Cycling Switch
• Fits 1994-1996 Chevrolet Caprice, N/A; with System Mount; with R-134a A/C System; with Open Shape Connector; with 2 Terminals; Clutch Cycling Switch
• Fits 1994-1996 Chevrolet Impala, N/A; Compatible with vehicles equipped with R-134a A/C systems.; Clutch Cycling Switch
• Fits 1996 Chevrolet K2500 Suburban, N/A; with System Mount; with R-134a A/C System; with Open Shape Connector; with 2 Terminals; Clutch Cycling Switch
• Fits 1994 Chevrolet K2500 Suburban, N/A; with System Mount; with R-134a A/C System; with Open Shape Connector; with 2 Terminals; Clutch Cycling Switch
• Fits 1994-1996 Oldsmobile 98, N/A; Compatible with vehicles equipped with R-134a A/C systems.; Clutch Cycling Switch
• Fits 1992-1995 Buick Century, N/A; Clutch Cycling Switch
• Fits 1994-1995 Buick Roadmaster, N/A; Clutch Cycling Switch
• Fits 1995 Chevrolet Astro, N/A; Clutch Cycling Switch
• Fits 1995 Chevrolet C1500 Suburban, N/A; with System Mount; with R-134a A/C System; with Open Shape Connector; with 2 Terminals; Clutch Cycling Switch
• Fits 1994-1995 Chevrolet K1500 Suburban, N/A; with System Mount; with R-134a A/C System; with Open Shape Connector; with 2 Terminals; Clutch Cycling Switch
• Fits 1993-1995 Chevrolet P30, N/A; with System Mount; with R-134a A/C System; with Open Shape Connector; with 2 Terminals; Clutch Cycling Switch
• Fits 1995 GMC G1500, N/A; Compatible with vehicles equipped with R-134a A/C systems.; Clutch Cycling Switch
• Fits 1993 GMC G1500, N/A; Compatible with vehicles equipped with R-134a A/C systems.; Clutch Cycling Switch
• Fits 1993-1995 GMC G2500, N/A; Compatible with vehicles equipped with R-134a A/C systems.; Clutch Cycling Switch
• Fits 1993-1995 GMC G3500, N/A; Compatible with vehicles equipped with R-134a A/C systems.; Clutch Cycling Switch
• Fits 1993-1995 GMC P3500, N/A; Compatible with vehicles equipped with R-134a A/C systems.; Clutch Cycling Switch
• Fits 1993 Buick LeSabre, N/A; Clutch Cycling Switch
• Fits 1986 Buick Regal, N/A; Clutch Cycling Switch

What It Helps Address

• Erratic A/C compressor cycling
• Loss of compressor engagement control in R-134a systems
• Incorrect pressure-switch operation in listed GM applications
• Intermittent cooling performance caused by a failing clutch cycling switch
• Service replacement for vehicles calling for OE Number 52460878

Installation Notes

Verify the vehicle’s A/C refrigerant type, connector style, terminal count, and system-mount configuration before installation. Confirm the application against the listed year, make, and model details for Buick, Chevrolet, Cadillac, Oldsmobile, and GMC vehicles. This part cross-references OE Number 52460878 for the same application.

Quality Assurance

Universal Air identifies this part as part of its Clutch Cycling Switch line for HVAC service applications. Use the listed fitment and system details to confirm correct selection for the vehicle and A/C configuration.