Homeβ€Ί Electrical, Lighting and Body > Switchesβ€Ί Standard Ignition TLS-1 Thermal Limiter Switch
Part #: TLS-1

Standard Ignition TLS-1 Thermal Limiter Switch

βš™οΈ 464 vehicles fit this part
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πŸš—Fitment: Audi, Cadillac, Jaguar, Oldsmobile, Pontiac, Buick, Chevrolet, and GMC, 5000, Fleetwood, XJ12, XJ6, XJS, 98, Custom Cruiser, Cutlass, Cutlass Calais, Cutlass Salon, Cutlass Supreme, Delta 88, Omega, Starfire, Toronado, Acadian, Bonneville, Catalina, Firebird, Grand Am, Grand LeMans, Grand Prix, Grand Safari, Laurentian, LeMans, Parisienne, Phoenix, Sunbird, Century, Electra, Estate Wagon, LeSabre, Opel, Regal, Riviera, Skyhawk, Skylark, Commercial Chassis, DeVille, Eldorado, Seville, C10, C10 Suburban, C20, C20 Suburban, C30, Camaro, Caprice, Chevette, Corvette, El Camino, Impala, K10, K10 Suburban, K20, K20 Suburban, K30, K5 Blazer, Malibu, Monte Carlo, Monza, Nova, Vega, C15, C15 Suburban, C25, C25 Suburban, C35, Jimmy, K15, K15 Suburban, K25, K25 Suburban, K35, Astre, Ventura, Calais, G10, G20, G30, G15, G25, G35, Cutlass Tiara, Apollo, Bel Air, Laguna, Vista Cruiser, Grandville, Blazer, C10 Pickup, C20 Pickup, C30 Pickup, G10 Van, G20 Van, G30 Van, K10 Pickup, K20 Pickup, K30 Pickup, C15/C1500 Pickup, C15/C1500 Suburban, C25/C2500 Pickup, C25/C2500 Suburban, C35/C3500 Pickup, G15/G1500 Van, G25/G2500 Van, G35/G3500 Van, K15/K1500 Pickup, K15/K1500 Suburban, K25/K2500 Pickup, K25/K2500 Suburban, K35/K3500 Pickup, XKE, Centurion, Chevelle, Luv Pickup, GTO, GS, GS 455, Sportwagon, F85, 442, Delmont 88, Dynamic 88, Jetstar 88, Jetstar I, Series 60 Fleetwood, and Series 62
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Reliable Thermal Limiter Switch for Classic GM and Jaguar Vehicles

The Standard Ignition TLS-1 Thermal Limiter Switch is designed to provide dependable electrical protection for a range of classic vehicles including Buick, Cadillac, Chevrolet, GMC, Jaguar, Oldsmobile, and Pontiac models. Engineered with a 12-volt rating and three male blade terminals, this switch ensures precise thermal control in your vehicle's electrical system.

  • Standard Ignition brand quality and durability
  • 12-volt thermal limiter switch with three male blade terminals
  • Compatible with multiple classic GM and Jaguar models such as Chevrolet Camaro, Buick LeSabre, Pontiac Firebird, and Jaguar XJ6
  • Part number TLS-1 for easy identification and replacement
  • Blade terminal type designed for secure and reliable electrical connections

Product Features and Specifications

The TLS-1 thermal limiter switch operates at 12 volts and features three male blade terminals, providing a secure and efficient connection within the vehicle's electrical system. Its blade terminal design allows for straightforward installation and reliable contact, minimizing the risk of electrical failure. This switch is specifically engineered to meet the electrical requirements of various classic vehicles, including Chevrolet C10 Suburban, Pontiac Grand Prix, Cadillac DeVille, and Jaguar XJS models.

Applications and Vehicle Compatibility

This thermal limiter switch is compatible with a wide range of classic vehicles from Buick, Cadillac, Chevrolet, GMC, Jaguar, Oldsmobile, and Pontiac. It is suitable for models such as the Chevrolet Camaro, Buick Century, Pontiac Firebird, Cadillac Fleetwood, and Jaguar XJ12. The TLS-1 switch is ideal for maintaining proper thermal regulation in electrical circuits, helping to prevent overheating and electrical damage.

  • Prevents electrical overheating in classic GM and Jaguar vehicles
  • Replaces faulty or worn thermal limiter switches in Chevrolet, Buick, and Pontiac models
  • Ensures consistent electrical performance in Cadillac and Oldsmobile vehicles
  • Supports reliable operation of heating and cooling systems in GMC trucks and SUVs
  • Maintains safety and functionality in Jaguar luxury models

Installation Notes and Tips

When installing the Standard Ignition TLS-1 thermal limiter switch, ensure the vehicle's electrical system is powered off to avoid shorts or shocks. The three male blade terminals should be connected to the corresponding female connectors, verifying a snug and secure fit. It is recommended to inspect the wiring harness for any signs of wear or corrosion before installation. Proper installation will help maintain the switch's performance and longevity.

Quality Assurance and Warranty

Standard Ignition products are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The TLS-1 thermal limiter switch undergoes rigorous quality control testing to guarantee consistent operation under normal vehicle conditions. While specific warranty details may vary, Standard Ignition typically offers coverage against manufacturing defects, providing confidence in the product's quality.

BrandStandard Ignition
Part NumberTLS-1
ContentsSwitch
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 464 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersPositionNotes
1979CadillacFleetwoodN/A
1979JaguarXJ12N/A
1979JaguarXJ6N/A
1979JaguarXJSN/A
1978CadillacFleetwoodN/A
1978JaguarXJ12N/A
1978JaguarXJ6N/A
1978JaguarXJSN/A
1978Oldsmobile98N/A
1978OldsmobileCustom CruiserN/A
1978OldsmobileCutlassN/A
1978OldsmobileCutlass CalaisN/A
1978OldsmobileCutlass SalonN/A
1978OldsmobileCutlass SupremeN/A
1978OldsmobileDelta 88N/A
1978OldsmobileOmegaN/A
1978OldsmobileStarfireN/A
1978OldsmobileToronadoN/A
1978PontiacAcadianN/A
1978PontiacBonnevilleN/A
1978PontiacCatalinaN/A
1978PontiacFirebirdN/A
1978PontiacGrand AmN/A
1978PontiacGrand LeMansN/A
1978PontiacGrand PrixN/A
1978PontiacLaurentianN/A
1978PontiacLeMansN/A
1978PontiacParisienneN/A
1978PontiacPhoenixN/A
1978PontiacSunbirdN/A
1977BuickCenturyN/A
1977BuickLeSabreN/A
1977BuickRegalN/A
1977BuickRivieraN/A
1977BuickSkyhawkN/A
1977BuickSkylarkN/A
1977CadillacCommercial ChassisN/A
1977CadillacDeVilleN/A
1977CadillacEldoradoN/A
1977CadillacFleetwoodN/A
1977CadillacSevilleN/A
1977ChevroletC10N/A
1977ChevroletC10 SuburbanN/A
1977ChevroletC20N/A
1977ChevroletC20 SuburbanN/A
1977ChevroletC30N/A
1977ChevroletCamaroN/A
1977ChevroletCapriceN/A
1977ChevroletChevetteN/A
1977ChevroletCorvetteN/A
1977ChevroletEl CaminoN/A
1977ChevroletImpalaN/A
1977ChevroletK10N/A
1977ChevroletK10 SuburbanN/A
1977ChevroletK20N/A
1977ChevroletK20 SuburbanN/A
1977ChevroletK30N/A
1977ChevroletK5 BlazerN/A
1977ChevroletMalibuN/A
1977ChevroletMonte CarloN/A
1977ChevroletMonzaN/A
1977ChevroletNovaN/A
1977GMCJimmyN/A
1977JaguarXJ12N/A
1977JaguarXJ6N/A
1977JaguarXJSN/A
1977Oldsmobile98N/A
1977OldsmobileCustom CruiserN/A
1977OldsmobileCutlassN/A
1977OldsmobileCutlass SalonN/A
1977OldsmobileCutlass SupremeN/A
1977OldsmobileDelta 88N/A
1977OldsmobileOmegaN/A
1977OldsmobileStarfireN/A
1977OldsmobileToronadoN/A
1977PontiacAcadianN/A
1977PontiacBonnevilleN/A
1977PontiacCatalinaN/A
1977PontiacFirebirdN/A
1977PontiacGrand LeMansN/A
1977PontiacGrand PrixN/A
1977PontiacLaurentianN/A
1977PontiacLeMansN/A
1977PontiacParisienneN/A
1977PontiacPhoenixN/A
1977PontiacSunbirdN/A
1976BuickCenturyN/A
1976BuickLeSabreN/A
1976BuickRegalN/A
1976BuickRivieraN/A
1976BuickSkyhawkN/A
1976BuickSkylarkN/A
1976CadillacCommercial ChassisN/A
1976CadillacDeVilleN/A
1976CadillacEldoradoN/A
1976CadillacFleetwoodN/A
1976CadillacSevilleN/A
1976ChevroletC10N/A
1976ChevroletC10 SuburbanN/A
1976ChevroletC20N/A
1976ChevroletC20 SuburbanN/A
1976ChevroletC30N/A
1976ChevroletCamaroN/A
1976ChevroletCapriceN/A
1976ChevroletChevetteN/A
1976ChevroletCorvetteN/A
1976ChevroletEl CaminoN/A
1976ChevroletG10N/A
1976ChevroletG20N/A
1976ChevroletG30N/A
1976ChevroletImpalaN/A
1976ChevroletK10N/A
1976ChevroletK10 SuburbanN/A
1976ChevroletK20N/A
1976ChevroletK20 SuburbanN/A
1976ChevroletK5 BlazerN/A
1976ChevroletMalibuN/A
1976ChevroletMonte CarloN/A
1976ChevroletMonzaN/A
1976ChevroletNovaN/A
1976GMCG15N/A
1976GMCG25N/A
1976GMCG35N/A
1976GMCJimmyN/A
1976JaguarXJ12N/A
1976JaguarXJ6N/A
1976JaguarXJSN/A
1976Oldsmobile98N/A
1976OldsmobileCustom CruiserN/A
1976OldsmobileCutlassN/A
1976OldsmobileCutlass SalonN/A
1976OldsmobileCutlass SupremeN/A
1976OldsmobileDelta 88N/A
1976OldsmobileOmegaN/A
1976OldsmobileStarfireN/A
1976OldsmobileToronadoN/A
1976PontiacAcadianN/A
1976PontiacBonnevilleN/A
1976PontiacCatalinaN/A
1976PontiacFirebirdN/A
1976PontiacGrand LeMansN/A
1976PontiacGrand PrixN/A
1976PontiacLaurentianN/A
1976PontiacLeMansN/A
1976PontiacParisienneN/A
1976PontiacSunbirdN/A
1975BuickCenturyN/A
1975BuickCenturyCoupe3.8LV6N/A
1975BuickCenturySedan3.8LV6N/A
1975BuickCenturyCoupe5.7LV8N/A
1975BuickCenturySedan5.7LV8N/A
1975BuickCenturyWagon5.7LV8N/A
1975BuickLeSabreN/A
1975BuickLeSabreConvertible5.7LV8N/A
1975BuickLeSabreCoupe5.7LV8N/A
1975BuickLeSabreSedan5.7LV8N/A
1975BuickLeSabreConvertible6.6LV8N/A
1975BuickLeSabreCoupe6.6LV8N/A
1975BuickLeSabreSedan6.6LV8N/A
1975BuickLeSabreConvertible7.5LV8N/A
1975BuickLeSabreCoupe7.5LV8N/A
1975BuickLeSabreSedan7.5LV8N/A
1975BuickRegalN/A
1975BuickRegal3.8LV6N/A
1975BuickRegal5.7LV8N/A
1975BuickRivieraN/A
1975BuickSkyhawkN/A
1975BuickSkylarkN/A
1975CadillacCommercial ChassisN/A
1975CadillacDeVilleN/A
1975CadillacEldoradoN/A
1975CadillacFleetwoodN/A
1975ChevroletBel AirN/A
1975ChevroletC10N/A
1975ChevroletC10 SuburbanN/A
1975ChevroletC20N/A
1975ChevroletC20 SuburbanN/A
1975ChevroletC30N/A
1975ChevroletCamaroN/A
1975ChevroletCapriceN/A
1975ChevroletCorvetteN/A
1975ChevroletEl CaminoN/A
1975ChevroletG10N/A
1975ChevroletG20N/A
1975ChevroletG30N/A
1975ChevroletImpalaN/A
1975ChevroletK10N/A
1975ChevroletK10 SuburbanN/A
1975ChevroletK20N/A
1975ChevroletK20 SuburbanN/A
1975ChevroletK5 BlazerN/A
1975ChevroletMalibuN/A
1975ChevroletMonte CarloN/A
1975ChevroletMonzaN/A
1975ChevroletNovaN/A
1975GMCG15N/A
1975GMCG25N/A
1975GMCG35N/A
1975GMCJimmyN/A
1975JaguarXJ12N/A
1975JaguarXJ6N/A
1975Oldsmobile98N/A
1975OldsmobileCustom CruiserN/A
1975OldsmobileCutlassN/A
1975OldsmobileCutlass SalonN/A
1975OldsmobileCutlass SupremeN/A
1975OldsmobileDelta 88N/A
1975OldsmobileOmegaN/A
1975OldsmobileStarfireN/A
1975OldsmobileToronadoN/A
1975PontiacBonnevilleN/A
1975PontiacCatalinaN/A
1975PontiacFirebirdN/A
1975PontiacGrand AmN/A
1975PontiacGrand LeMansN/A
1975PontiacGrand PrixN/A
1975PontiacLeMansN/A
1974BuickCenturyN/A
1974BuickCenturyConvertible5.7LV8N/A
1974BuickCenturyCoupe5.7LV8N/A
1974BuickCenturyHardtop5.7LV8N/A
1974BuickCenturySedan5.7LV8N/A
1974BuickCenturyWagon5.7LV8N/A
1974BuickCenturyConvertible7.5LV8N/A
1974BuickCenturyCoupe7.5LV8N/A
1974BuickCenturyHardtop7.5LV8N/A
1974BuickCenturySedan7.5LV8N/A
1974BuickCenturyWagon7.5LV8N/A
1974BuickLeSabreN/A
1974BuickLeSabre5.7LV8N/A
1974BuickLeSabre7.5LV8N/A
1974BuickRegalN/A
1974BuickRegal5.7LV8N/A
1974BuickRegal7.5LV8N/A
1974BuickRivieraN/A
1974CadillacDeVilleN/A
1974CadillacEldoradoN/A
1974CadillacFleetwoodN/A
1974ChevroletBel AirN/A
1974ChevroletBlazerN/A
1974ChevroletC10 SuburbanN/A
1974ChevroletC20 SuburbanN/A
1974ChevroletCamaroN/A
1974ChevroletCapriceN/A
1974ChevroletCorvetteN/A
1974ChevroletEl CaminoN/A
1974ChevroletImpalaN/A
1974ChevroletK10 SuburbanN/A
1974ChevroletK20 SuburbanN/A
1974ChevroletMalibuN/A
1974ChevroletMonte CarloN/A
1974ChevroletNovaN/A
1974GMCG15/G1500 VanN/A
1974GMCG25/G2500 VanN/A
1974GMCG35/G3500 VanN/A
1974GMCJimmyN/A
1974JaguarXJ12N/A
1974JaguarXJ6N/A
1974Oldsmobile98N/A
1974OldsmobileCustom CruiserN/A
1974OldsmobileCutlassN/A
1974OldsmobileCutlass SupremeN/A
1974OldsmobileDelta 88N/A
1974OldsmobileOmegaN/A
1974OldsmobileToronadoN/A
1974PontiacBonnevilleN/A
1974PontiacCatalinaN/A
1974PontiacFirebirdN/A
1974PontiacGrand AmN/A
1974PontiacGrand PrixN/A
1974PontiacLeMansN/A
1973BuickCenturyN/A
1973BuickCenturyConvertible5.7LV8N/A
1973BuickCenturyCoupe5.7LV8N/A
1973BuickCenturyHardtop5.7LV8N/A
1973BuickCenturySedan5.7LV8N/A
1973BuickCenturyWagon5.7LV8N/A
1973BuickCenturyConvertible7.5LV8N/A
1973BuickCenturyCoupe7.5LV8N/A
1973BuickCenturyHardtop7.5LV8N/A
1973BuickCenturySedan7.5LV8N/A
1973BuickCenturyWagon7.5LV8N/A
1973BuickLeSabreN/A
1973BuickRegalN/A
1973BuickRegal5.7LV8N/A
1973BuickRegal7.5LV8N/A
1973BuickRivieraN/A
1973CadillacDeVilleN/A
1973CadillacEldoradoN/A
1973CadillacFleetwoodN/A
1973ChevroletBel AirN/A
1973ChevroletBlazerN/A
1973ChevroletC10 SuburbanN/A
1973ChevroletC20 SuburbanN/A
1973ChevroletCamaroN/A
1973ChevroletCapriceN/A
1973ChevroletCorvetteN/A
1973ChevroletEl CaminoN/A
1973ChevroletImpalaN/A
1973ChevroletK10 SuburbanN/A
1973ChevroletK20 SuburbanN/A
1973ChevroletMalibuN/A
1973ChevroletMonte CarloN/A
1973ChevroletNovaN/A
1973GMCG15/G1500 VanN/A
1973GMCG25/G2500 VanN/A
1973GMCG35/G3500 VanN/A
1973GMCJimmyN/A
1973JaguarXJ12N/A
1973JaguarXJ6N/A
1973Oldsmobile98N/A
1973OldsmobileCustom CruiserN/A
1973OldsmobileCutlassN/A
1973OldsmobileCutlass SupremeN/A
1973OldsmobileDelta 88N/A
1973OldsmobileOmegaN/A
1973OldsmobileToronadoN/A
1973PontiacBonnevilleN/A
1973PontiacCatalinaN/A
1973PontiacFirebirdN/A
1973PontiacGrand AmN/A
1973PontiacGrand PrixN/A
1973PontiacGTON/A
1973PontiacLeMansN/A
1972BuickLeSabreN/A
1972BuickRivieraN/A
1972BuickSkylarkN/A
1972CadillacDeVilleN/A
1972CadillacEldoradoN/A
1972CadillacFleetwoodN/A
1972ChevroletBlazerN/A
1972ChevroletC10 SuburbanN/A
1972ChevroletC20 SuburbanN/A
1972ChevroletCamaroN/A
1972ChevroletCapriceN/A
1972ChevroletCorvetteN/A
1972ChevroletEl CaminoN/A
1972ChevroletImpalaN/A
1972ChevroletK10 SuburbanN/A
1972ChevroletK20 SuburbanN/A
1972ChevroletMonte CarloN/A
1972ChevroletNovaN/A
1972GMCG15/G1500 VanN/A
1972GMCG25/G2500 VanN/A
1972GMCG35/G3500 VanN/A
1972GMCJimmyN/A
1972JaguarXJ6N/A
1972Oldsmobile98N/A
1972OldsmobileCustom CruiserN/A
1972OldsmobileCutlassN/A
1972OldsmobileCutlass SupremeN/A
1972OldsmobileDelta 88N/A
1972OldsmobileToronadoN/A
1972PontiacBonnevilleN/A
1972PontiacCatalinaN/A
1972PontiacFirebirdN/A
1972PontiacGrand PrixN/A
1972PontiacGTON/A
1972PontiacLeMansN/A
1971BuickLeSabreN/A
1971BuickRivieraN/A
1971BuickSkylarkN/A
1971CadillacDeVilleN/A
1971CadillacEldoradoN/A
1971CadillacFleetwoodN/A
1971ChevroletBlazerN/A
1971ChevroletC10 SuburbanN/A
1971ChevroletC20 SuburbanN/A
1971ChevroletCamaroN/A
1971ChevroletCapriceN/A
1971ChevroletCorvetteN/A
1971ChevroletEl CaminoN/A
1971ChevroletImpalaN/A
1971ChevroletK10 SuburbanN/A
1971ChevroletK20 SuburbanN/A
1971ChevroletMonte CarloN/A
1971ChevroletNovaN/A
1971GMCG15/G1500 VanN/A
1971GMCG25/G2500 VanN/A
1971GMCG35/G3500 VanN/A
1971GMCJimmyN/A
1971Oldsmobile98N/A
1971OldsmobileCustom CruiserN/A
1971OldsmobileCutlassN/A
1971OldsmobileCutlass SupremeN/A
1971OldsmobileDelta 88N/A
1971OldsmobileToronadoN/A
1971PontiacBonnevilleN/A
1971PontiacCatalinaN/A
1971PontiacFirebirdN/A
1971PontiacGrand PrixN/A
1971PontiacGTON/A
1971PontiacLeMansN/A
1970CadillacDeVilleN/A
1970CadillacEldoradoN/A
1970CadillacFleetwoodN/A
1970ChevroletBlazerN/A
1970ChevroletC10 SuburbanN/A
1970ChevroletC20 SuburbanN/A
1970ChevroletK10 SuburbanN/A
1970ChevroletK20 SuburbanN/A
1970GMCG15/G1500 VanN/A
1970GMCG25/G2500 VanN/A
1970GMCG35/G3500 VanN/A
1970Oldsmobile98N/A
1970OldsmobileCutlassN/A
1970OldsmobileDelta 88N/A
1970OldsmobileToronadoN/A
1969CadillacCommercial ChassisN/A
1969CadillacDeVilleN/A
1969CadillacEldoradoN/A
1969CadillacFleetwoodN/A
1969Oldsmobile98N/A
1969OldsmobileCutlassN/A
1969OldsmobileCutlass SupremeN/A
1969OldsmobileDelta 88N/A
1969OldsmobileToronadoN/A
1968CadillacCommercial ChassisN/A
1968CadillacDeVilleN/A
1968CadillacEldoradoN/A
1968CadillacFleetwoodN/A
1968Oldsmobile98N/A
1968OldsmobileCutlassN/A
1968OldsmobileCutlass SupremeN/A
1968OldsmobileDelta 88N/A
1968OldsmobileToronadoN/A
1967CadillacCommercial ChassisN/A
1967CadillacDeVilleN/A
1967CadillacEldoradoN/A
1967CadillacFleetwoodN/A
1967Oldsmobile98N/A
1967OldsmobileCutlassN/A
1967OldsmobileCutlass SupremeN/A
1967OldsmobileDelta 88N/A
1967OldsmobileToronadoN/A
1966CadillacCommercial ChassisN/A
1966CadillacDeVilleN/A
1966CadillacEldoradoN/A
1966CadillacFleetwoodN/A
1966Oldsmobile98N/A
1966OldsmobileCutlassN/A
1966OldsmobileDelta 88N/A
1966OldsmobileStarfireN/A
1966OldsmobileToronadoN/A
1965CadillacCommercial ChassisN/A
1965CadillacDeVilleN/A
1965CadillacEldoradoN/A
1965CadillacFleetwoodN/A
1965Oldsmobile98N/A
1965OldsmobileCutlassN/A
1965OldsmobileDelta 88N/A
1965OldsmobileStarfireN/A
1964CadillacCommercial ChassisN/A
1964CadillacDeVilleN/A
1964CadillacEldoradoN/A
1964Oldsmobile98N/A
1964OldsmobileCutlassN/A
1964OldsmobileStarfireN/A
1963CadillacCommercial ChassisN/A
1963CadillacDeVilleN/A
1963CadillacEldoradoN/A
1962CadillacCommercial ChassisN/A
1962CadillacDeVilleN/A
1962CadillacEldoradoN/A

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

This part directly replaces or is cross-referenced with the following part numbers:

15-504301R17142317693-19703575954-4500AC279MT1230TL2TLS1

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.