Four Seasons HVAC Blower Control Switch,HVAC Control Switch P/N:37566
Four Seasons 37638 switch for the 1994-1999 Buick Olds 88 / 88 Royale / Eighty Eight / 88 Series and other vehicles is a rotary selector blower switch that sets the blower fan speed from the dash.
A blower that runs on only some speeds, cuts out, or does not run at all, or a selector that feels loose, can mean the switch is worn. A blower motor, a blower resistor, a fuse or a wiring connector can be behind those signs too, so find the cause before you buy.
The vehicles it fits include the 1996-1999 Buick LSS and the 1994-1999 Oldsmobile 88, along with a wide range of other Buick, Oldsmobile, Chevrolet and Pontiac models.
Interchange: 1571543 · 1S2799 · 16055898 · 1713219 · A10238 · SW299
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This part cross-references / interchanges with the following part numbers:
Does the Four Seasons 37638 switch fit the 1996-1999 Buick LSS?
Yes, Four Seasons 37638 fits the 1996-1999 Buick LSS, the 1994-1999 Oldsmobile 88 and the 1994-1999 Buick Olds 88 / 88 Royale / Eighty Eight / 88 Series. If your car isn't named here, enter it in the "Vehicles it fits" section.
Is this Four Seasons switch a rotary selector type?
Yes, Four Seasons 37638 is a rotary selector blower switch with OE style connectors.
What kind of contacts does this blower switch have?
This switch has quality contacts for proper conductivity. It is precision engineered and made for vehicle specific applications.
My blower only works on some speeds, could the switch be the reason?
A worn rotary selector can be behind it, because the switch is what selects the blower speed. A blower that does not run at all or a loose-feeling selector can be other signs.
Does Four Seasons 37638 interchange with 1571543?
Yes, 1571543 is one of the interchange numbers listed for this rotary switch, along with 1S2799, 16055898, 1713219, A10238 and SW299.
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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.