Help your engine's vacuum controls respond to temperature as designed with this Standard Ignition switch, the Ported Vacuum Switch PVS49. It is a direct-fit replacement for the 1982 Buick Skyhawk, 1982 Cadillac Cimarron, 1982 Chevrolet Cavalier, 1982-1983 Oldsmobile Firenza, 1982 Pontiac J2000, 1984-1987 Chevrolet Chevette and 1984-1987 Pontiac T1000. See the Buyer's Guide tab for engine details on each application.
A ported vacuum switch is a temperature-sensing valve. Its thermal element opens or closes vacuum ports as engine temperature changes, which controls when vacuum reaches the components connected to it.
Signs this part may need replacing include a cracked or leaking housing, a vacuum leak at the switch, or vacuum that does not switch as the engine warms up. These symptoms can have other causes, so diagnose the vacuum system before you replace the switch.
Interchange: 2-29039
229039 · 19236514 · EC949 · 25041304
This part cross-references / interchanges with the following part numbers:
What does a ported vacuum switch do?
It uses a thermal element to open or close vacuum ports as engine temperature changes. This controls when vacuum reaches the components connected to it.
Will this Cavalier switch fit my 1982 Chevrolet Cavalier?
Yes. PVS49 is listed for the 1982 Chevrolet Cavalier. See the Buyer's Guide tab for engine details on your application.
What is the Standard Ignition PVS49 made of?
It is built with brass and a high-temperature plastic housing to OEM specification for precision fit and performance.
What are signs a ported vacuum switch may need replacing?
Signs include a cracked or leaking housing, a vacuum leak at the switch, or vacuum that does not switch as the engine warms. Other faults can cause these symptoms, so diagnose the system first.
Which part numbers does PVS49 interchange with?
It interchanges with 2-29039 (229039), 19236514, EC949 and 25041304.
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.
