Homeβ€Ί Standard Ignition HS-435 HVAC Blower Motor Switch
Part #: HS-435

Standard Ignition HS-435 HVAC Blower Motor Switch

154 vehicles fit this part
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Fitment: Chevrolet and GMC, Blazer, C10, C10 Suburban, C1500, C1500 Suburban, C20, C20 Suburban, C2500, C2500 Suburban, C30, C3500, El Camino, Jimmy, K10, K10 Suburban, K1500, K1500 Suburban, K20, K20 Suburban, K2500, K2500 Suburban, K30, K3500, K5 Blazer, Malibu, and Monte Carlo
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Overview of Standard Ignition HVAC Blower Motor Switch HS-435

The Standard Ignition HS-435 HVAC blower motor switch is designed to provide reliable control over the blower motor functions in select Chevrolet and GMC vehicles. Engineered with a four-position switch and durable blade terminals, this switch ensures consistent performance for your vehicle's heating and cooling system.

  • Connector Gender: Female for secure connection
  • Terminal Gender: Male blade terminals for reliable electrical contact
  • Number of Switch Positions: 4 positions for precise blower motor speed control
  • Function: Controls the HVAC blower motor operation
  • Contents: Includes the blower motor switch only

Detailed Product Description

The HS-435 blower motor switch from Standard Ignition is specifically designed to replace the original HVAC blower motor switch in various Chevrolet and GMC models, including Blazer, C10, C1500, K5 Blazer, Malibu, Monte Carlo, and more. Featuring a female connector and male blade terminals, this switch offers a secure and stable electrical connection to maintain consistent blower motor operation. The four-position switch allows for multiple speed settings, enabling precise control over the HVAC blower motor to optimize cabin comfort.

Compatible Vehicles and Applications

This HVAC blower motor switch is compatible with a range of Chevrolet and GMC vehicles, including:

  • Chevrolet Blazer, C10, C10 Suburban, C20, C20 Suburban, C30
  • Chevrolet C1500, C1500 Suburban, C2500, C2500 Suburban, C3500
  • Chevrolet El Camino, Malibu, Monte Carlo
  • GMC Jimmy, K5 Blazer, K10, K10 Suburban, K20, K20 Suburban, K30
  • GMC K1500, K1500 Suburban, K2500, K2500 Suburban, K3500

Common Issues Addressed by the HS-435 Switch

  • Intermittent or non-functioning blower motor speeds
  • Blower motor stuck on a single speed setting
  • Loss of HVAC blower motor control
  • Electrical connection failures due to worn terminals
  • HVAC system blower motor switch malfunction

Installation Notes and Tips

When installing the Standard Ignition HS-435 blower motor switch, ensure the vehicle's ignition is off and the battery is disconnected to prevent electrical shorts. Verify the connector gender and terminal type match the vehicle's wiring harness. The female connector and male blade terminals should fit securely without forcing. Test all four switch positions after installation to confirm proper blower motor operation.

Quality Assurance and Warranty

Standard Ignition manufactures the HS-435 blower motor switch to meet or exceed OEM specifications for fit, form, and function. While specific warranty details are not provided, Standard Ignition products typically come with a limited warranty against defects in materials and workmanship. Refer to the product packaging or manufacturer documentation for exact warranty terms.

BrandStandard Ignition
Part NumberHS-435
Connector GenderFemale
ContentsSwitch
FunctionsBlower motor
Number of Switch Positions4
Terminal GenderMale
Terminal TypeBlade

This part fits 154 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1982ChevroletC10N/A4 Blade Term.
1982ChevroletC10N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1982ChevroletC20N/A4 Blade Term.
1982ChevroletC20N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1982ChevroletC30N/A4 Blade Term.
1982ChevroletC30N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1982ChevroletK10N/A4 Blade Term.
1982ChevroletK10N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1982ChevroletK20N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1982ChevroletK30N/A4 Blade Term.
1982ChevroletK30N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1982ChevroletK5 BlazerN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1982GMCC1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1982GMCC1500 SuburbanN/Aw/ AC; Front
1982GMCC2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1982GMCC2500 SuburbanN/Aw/ AC; Front
1982GMCC3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1982GMCJimmyN/Aw/ AC; Front
1982GMCK1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1982GMCK1500 SuburbanN/Aw/ AC; Front
1982GMCK2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1982GMCK2500 SuburbanN/Aw/ AC; Front
1982GMCK3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981ChevroletC10N/A4 Blade Term.
1981ChevroletC10N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981ChevroletC20N/A4 Blade Term.
1981ChevroletC20N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981ChevroletC30N/A4 Blade Term.
1981ChevroletC30N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981ChevroletK10N/A4 Blade Term.
1981ChevroletK10N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981ChevroletK20N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981ChevroletK30N/A4 Blade Term.
1981ChevroletK30N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981ChevroletK5 BlazerN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981GMCC1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981GMCC1500 SuburbanN/Aw/ AC; Front
1981GMCC2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981GMCC2500 SuburbanN/Aw/ AC; Front
1981GMCC3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981GMCJimmyN/Aw/ AC; Front
1981GMCK1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981GMCK1500 SuburbanN/Aw/ AC; Front
1981GMCK2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1981GMCK2500 SuburbanN/Aw/ AC; Front
1981GMCK3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980ChevroletC10N/A4 Blade Term.
1980ChevroletC10N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980ChevroletC20N/A4 Blade Term.
1980ChevroletC20N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980ChevroletC30N/A4 Blade Term.
1980ChevroletC30N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980ChevroletK10N/A4 Blade Term.
1980ChevroletK10N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980ChevroletK20N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980ChevroletK30N/A4 Blade Term.
1980ChevroletK30N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980ChevroletK5 BlazerN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980GMCC1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980GMCC1500 SuburbanN/Aw/ AC; Front
1980GMCC2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980GMCC2500 SuburbanN/Aw/ AC; Front
1980GMCC3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980GMCJimmyN/Aw/ AC; Front
1980GMCK1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980GMCK1500 SuburbanN/Aw/ AC; Front
1980GMCK2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1980GMCK2500 SuburbanN/Aw/ AC; Front
1980GMCK3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1979ChevroletC10N/A4 Blade Term.
1979ChevroletC10N/A
1979ChevroletC20N/A4 Blade Term.
1979ChevroletC20N/A
1979ChevroletC30N/A4 Blade Term.
1979ChevroletC30N/A
1979ChevroletK10N/A4 Blade Term.
1979ChevroletK10N/A
1979ChevroletK20N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1979ChevroletK20N/A
1979ChevroletK30N/A4 Blade Term.
1979ChevroletK30N/A
1979ChevroletK5 BlazerN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1979GMCC1500N/A
1979GMCC1500 SuburbanN/Aw/ AC; Front
1979GMCC2500N/A
1979GMCC2500 SuburbanN/Aw/ AC; Front
1979GMCC3500N/A
1979GMCJimmyN/Aw/ AC; Front
1979GMCK1500N/A
1979GMCK1500 SuburbanN/Aw/ AC; Front
1979GMCK2500N/A
1979GMCK2500 SuburbanN/Aw/ AC; Front
1979GMCK3500N/A
1978ChevroletC10N/A4 Blade Term.
1978ChevroletC20N/A4 Blade Term.
1978ChevroletC30N/A4 Blade Term.
1978ChevroletK10N/A4 Blade Term.
1978ChevroletK20N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1978ChevroletK30N/A4 Blade Term.
1978ChevroletK5 BlazerN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1978GMCJimmyN/Aw/o Auxiliary AC
1977ChevroletC10N/A4 Blade Term.
1977ChevroletC20N/A4 Blade Term.
1977ChevroletC30N/A4 Blade Term.
1977ChevroletEl CaminoN/A
1977ChevroletK10N/A4 Blade Term.
1977ChevroletK20N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1977ChevroletK30N/A4 Blade Term.
1977ChevroletK5 BlazerN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1977ChevroletMalibuN/A
1977ChevroletMonte CarloN/A
1977GMCJimmyN/Aw/o Auxiliary AC
1976ChevroletC10N/A4 Blade Term.
1976ChevroletC20N/A4 Blade Term.
1976ChevroletC30N/A4 Blade Term.
1976ChevroletEl CaminoN/A
1976ChevroletK10N/A4 Blade Term.
1976ChevroletK20N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1976ChevroletK5 BlazerN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1976ChevroletMalibuN/A
1976ChevroletMonte CarloN/A
1976GMCJimmyN/Aw/o Auxiliary AC
1975ChevroletC10N/A4 Blade Term.
1975ChevroletC10 Suburban4.1LL6N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletC10 Suburban5.7LV8N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletC10 Suburban7.4LV8N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletC20N/A4 Blade Term.
1975ChevroletC20 Suburban4.8LL6N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletC20 Suburban5.7LV8N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletC20 Suburban7.4LV8N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletC30N/A4 Blade Term.
1975ChevroletEl CaminoN/A
1975ChevroletK10N/A4 Blade Term.
1975ChevroletK10 Suburban4.1LL6N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletK10 Suburban5.7LV8N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletK10 Suburban6.6LV8N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletK20N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletK20 Suburban4.8LL6N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletK20 Suburban5.7LV8N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletK20 Suburban6.6LV8N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975ChevroletK5 BlazerN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1975GMCJimmyN/Aw/o Auxiliary AC
1974ChevroletBlazerN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1974ChevroletC10 SuburbanN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1974ChevroletC20 SuburbanN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1974ChevroletK10 SuburbanN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1974ChevroletK20 SuburbanN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1974GMCJimmyN/Aw/o Auxiliary AC
1973ChevroletBlazerN/A
1973ChevroletC10 SuburbanN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1973ChevroletC20 SuburbanN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1973ChevroletK10 SuburbanN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1973ChevroletK20 SuburbanN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1973GMCJimmyN/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:

1S17503756646936853-12029BL163HC397SW1877

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