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Crown Thermal Vacuum Switch by Crown

Part no: 3237457

Please Verify Fitment

This product fits only specific vehicles. Select your vehicle to ensure it fits.

Product Details


  • 1987-1990 Jeep Wrangler YJ with 2.5L carbureted engine
  • 1983 Jeep CJ5 with AMC 2.5L engine
  • 1983-1986 Jeep CJ7 with AMC 2.5L engine
  • 1983-1986 Jeep CJ8 Scrambler with AMC 2.5L engine
  • 1984-1996 Jeep Cherokee XJ with 2.5L, 2.8L carbureted engines
  • 1986-1992 Jeep Comanche MJ with 2.5L, 2.8L carbureted engines
  • 1981-1983 Jeep Wagoneer SJ, J-Series with 4.2L engine
  • 1981-1983 Jeep Cherokee SJ with 4.2L engine
  • 1984-1986 Jeep Grand Wagoneer SJ with 4.2L engine


The Crown Thermal Vacuum Switch is an OE replacement part from Crown. For over 50 years, Crown has been the leading manufacturer and distributor of replacement parts for Jeep vehicles. With over 8,000 different part numbers, including many factory-discontinued items, Crown offers exceptional quality that is only matched by an exceptional warranty.

Product Details:

  • Direct OE type replacement part
  • For 2.5L, 2.8L, 4.2L engines
  • Ported vacuum switch
  • 12 Month/12,000 mile limited warranty

Parts Included:

  • (1) Crown Thermal Vacuum Switch

Years Covered:

1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995 and 1996

For California residents: Proposition 65 Warning

Vehicle Fitment

1983-1986JeepCJ8 Scrambler
1984-1996JeepCherokee XJ
1981-1986JeepGrand Wagoneer
1987-1990JeepWrangler YJ

Additional Information

SKU AliasesJ3237457

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