Universal Air SW11653C HVAC Pressure Switch

Brand	Universal Air SW11653C
Product line	Low Pressure Switch
Fits	Buick, Chevrolet, Oldsmobile, and Pontiac · 66 vehicles

Low pressure switch. For HVAC circuit control in select applications.

Cataloged fitment. Use SW11653C to match the correct application.

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Low Pressure HVAC Switch

The Universal Air SW11653C is a low pressure HVAC switch for select GM applications. It is listed for multiple Buick, Oldsmobile, Pontiac, and Chevrolet models, with fitment defined by the application notes in the catalog data.

Key Features

Low pressure switch for HVAC system control.
Brand line: Low Pressure Switch.
Part number SW11653C for accurate ordering and lookup.
Fits select Buick Century, Oldsmobile Cutlass Ciera, Pontiac 6000, Chevrolet Celebrity, and Pontiac Sunbird applications.

Detailed Description

This HVAC pressure switch is cataloged as a low pressure switch under Universal Air’s Low Pressure Switch line. The SW11653C is used in HVAC control circuits where low pressure monitoring is required, and the fitment data identifies specific GM vehicles and model years rather than a universal application. For buyers searching for a Buick Century HVAC pressure switch or an Oldsmobile Cutlass Ciera low pressure switch, SW11653C provides a direct catalog reference for the correct application.

This part cross-references no listed interchange numbers in the provided data. The SW11653C part number should be matched carefully to the vehicle application notes before ordering.

What It Is Used For

Replacing a failed HVAC low pressure switch.
Restoring pressure-based HVAC circuit control.
Addressing intermittent compressor engagement caused by switch issues.
Correcting HVAC system faults tied to low pressure sensing.

Installation Notes and Tips

Verify the vehicle year, make, model, and the low pressure switch note in the fitment table before installation. Confirm the HVAC system diagnosis and compare the existing switch configuration to SW11653C to avoid ordering errors. Use the catalog fitment details for Buick Century, Oldsmobile Cutlass Ciera, Pontiac 6000, Chevrolet Celebrity, and Pontiac Sunbird applications.

Quality Assurance

Universal Air identifies this part within its Low Pressure Switch product line. Match the SW11653C part number and application notes to the vehicle listing for proper selection.

This part fits 66 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Submodel	Liters	Cylinders	Notes
1992	Buick	Century	Limited	3.3L	V6	Low Pressure Switch
1992	Buick	Century	Custom	2.5L	L4	Low Pressure Switch
1992	Buick	Century	Custom	3.3L	V6	Low Pressure Switch
1992	Buick	Century	Special	2.5L	L4	Low Pressure Switch
1992	Buick	Century	Special	3.3L	V6	Low Pressure Switch
1992	Buick	Century	Limited	2.5L	L4	Low Pressure Switch
1992	Oldsmobile	Cutlass Ciera	—	—	—	Low Pressure Switch
1991	Buick	Century	Limited	3.3L	V6	Low Pressure Switch
1991	Buick	Century	Base	3.1L	V6	Low Pressure Switch
1991	Buick	Century	Custom	2.5L	L4	Low Pressure Switch
1991	Buick	Century	Custom	3.3L	V6	Low Pressure Switch
1991	Buick	Century	Limited	2.5L	L4	Low Pressure Switch
1991	Buick	Century	Special	2.5L	L4	Low Pressure Switch
1991	Pontiac	6000	—	—	—	Low Pressure Switch
1990	Buick	Century	Limited	2.5L	L4	Low Pressure Switch
1990	Buick	Century	Limited	3.3L	V6	Low Pressure Switch
1990	Buick	Century	Custom	2.5L	L4	Low Pressure Switch
1990	Buick	Century	Custom	3.3L	V6	Low Pressure Switch
1990	Buick	Century	Base	3.1L	V6	Low Pressure Switch
1990	Chevrolet	Celebrity	—	—	—	Low Pressure Switch
1990	Oldsmobile	Cutlass Ciera	Base	2.5L	L4	Low Pressure Switch
1990	Oldsmobile	Cutlass Ciera	Base	3.3L	V6	Low Pressure Switch
1990	Oldsmobile	Cutlass Ciera	GT	3.3L	V6	Low Pressure Switch
1990	Oldsmobile	Cutlass Ciera	SL	2.5L	L4	Low Pressure Switch
1990	Oldsmobile	Cutlass Ciera	SL	3.3L	V6	Low Pressure Switch
1990	Oldsmobile	Cutlass Ciera	International	3.3L	V6	Low Pressure Switch
1990	Pontiac	6000	—	—	—	Low Pressure Switch
1989	Buick	Century	Custom	2.8L	V6	Low Pressure Switch
1989	Buick	Century	Custom	2.5L	L4	Low Pressure Switch
1989	Buick	Century	Estate Wagon	2.5L	L4	Low Pressure Switch
1989	Buick	Century	Limited	2.5L	L4	Low Pressure Switch
1989	Buick	Century	Limited	3.3L	V6	Low Pressure Switch
1989	Buick	Century	Limited	2.8L	V6	Low Pressure Switch
1989	Buick	Century	Custom	3.3L	V6	Low Pressure Switch
1989	Chevrolet	Celebrity	—	—	—	Low Pressure Switch
1989	Oldsmobile	Cutlass Ciera	Base	2.5L	L4	Low Pressure Switch
1989	Oldsmobile	Cutlass Ciera	Base	3.3L	V6	Low Pressure Switch
1989	Oldsmobile	Cutlass Ciera	SL	3.3L	V6	Low Pressure Switch
1989	Oldsmobile	Cutlass Ciera	SL	2.8L	V6	Low Pressure Switch
1989	Pontiac	6000	—	—	—	Low Pressure Switch
1988	Buick	Century	Limited	3.8L	V6	Low Pressure Switch
1988	Buick	Century	Limited	2.5L	L4	Low Pressure Switch
1988	Buick	Century	Limited	2.8L	V6	Low Pressure Switch
1988	Buick	Century	Base	2.8L	V6	Low Pressure Switch
1988	Buick	Century	Custom	2.5L	L4	Low Pressure Switch
1988	Buick	Century	Custom	2.8L	V6	Low Pressure Switch
1988	Buick	Century	Estate Wagon	2.8L	V6	Low Pressure Switch
1988	Buick	Century	Custom	3.8L	V6	Low Pressure Switch
1988	Buick	Century	Estate Wagon	2.5L	L4	Low Pressure Switch
1988	Buick	Century	Estate Wagon	3.8L	V6	Low Pressure Switch
1988	Chevrolet	Celebrity	—	—	—	Low Pressure Switch
1988	Oldsmobile	Cutlass Ciera	—	—	—	Low Pressure Switch
1988	Pontiac	6000	—	—	—	Low Pressure Switch
1987	Buick	Century	Limited	2.5L	L4	Low Pressure Switch
1987	Buick	Century	Estate Wagon	2.8L	V6	Low Pressure Switch
1987	Buick	Century	Limited	2.8L	V6	Low Pressure Switch
1987	Buick	Century	Custom	2.5L	L4	Low Pressure Switch
1987	Buick	Century	Custom	3.8L	V6	Low Pressure Switch
1987	Buick	Century	Estate Wagon	2.5L	L4	Low Pressure Switch
1987	Chevrolet	Celebrity	—	—	—	Low Pressure Switch
1987	Oldsmobile	Cutlass Ciera	S	—	—	Low Pressure Switch
1987	Oldsmobile	Cutlass Ciera	GT	—	—	Low Pressure Switch
1987	Oldsmobile	Cutlass Ciera	LS	—	—	Low Pressure Switch
1987	Oldsmobile	Cutlass Ciera	Brougham	—	—	Low Pressure Switch
1987	Pontiac	6000	—	—	—	Low Pressure Switch
1986	Pontiac	Sunbird	—	—	—	Low Pressure Switch
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