HomeHVAC > Wire, Cable and Related ComponentsStandard Ignition S-951 HVAC Blower Motor Resistor Harness - Front or Rear
Part #: S-951

Standard Ignition S-951 HVAC Blower Motor Resistor Harness - Front or Rear

Front and Rear
⚙️ 211 vehicles fit this part
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🚗Fitment: Chevrolet, Ford, GMC, Jeep, and Toyota, Astro, Blazer, Bronco, C15, C1500, C1500 Suburban, C2500, C2500 Suburban, C35, C3500, Corolla, F-100, F-150, F-200, F-250, F-350, Jimmy, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, R3500, Safari, Tercel, V3500, Wrangler, and Yukon
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Overview of Standard Ignition HVAC Blower Motor Resistor Harness

The Standard Ignition S-951 HVAC blower motor resistor harness is designed to provide reliable electrical connectivity for your vehicle's heating and cooling system. Compatible with a range of Chevrolet, Ford, GMC, Jeep, and Toyota models, this harness ensures consistent blower motor performance.

  • Connector Gender: Female
  • Connector Quantity: 1
  • Includes butt splices for secure wire connections
  • Harness Length: 18 inches
  • Terminal Gender: Female
  • Terminal Quantity: 3
  • Terminal Type: Blade
  • Wire Quantity: 3

Detailed Product Description

The Standard Ignition S-951 blower motor resistor harness features a female connector and three female blade terminals, designed to interface seamlessly with the HVAC system components. The 18-inch harness length provides sufficient reach for installation in various vehicle models including Chevrolet Blazer, Ford F-150, GMC Sierra, Jeep Wrangler, and Toyota Corolla. The inclusion of butt splices allows for secure and durable wire connections, ensuring stable electrical flow to the blower motor resistor. With three wires and terminals, this harness supports multi-speed blower motor functions, maintaining proper climate control operation.

Compatible Vehicles and Applications

This harness is compatible with multiple makes and models, including but not limited to:

  • Chevrolet Astro, Blazer, C1500, C2500, C3500, K1500, K2500, K3500, Suburban, and Yukon
  • Ford Bronco, F-100, F-150, F-200, F-250, F-350
  • GMC C15, C35, R3500, Safari
  • Jeep Jimmy, Wrangler
  • Toyota Corolla, Tercel, V3500

Common Issues Addressed by This Harness

  • Intermittent blower motor operation due to faulty wiring
  • Loss of blower motor speed control
  • Electrical shorts or open circuits in the resistor harness
  • Corroded or damaged connector terminals
  • HVAC blower motor resistor failure caused by poor connections

Installation Notes and Tips

When installing the Standard Ignition S-951 harness, ensure the female connector and blade terminals are properly seated to avoid loose connections. Use the included butt splices to securely join wires, maintaining proper insulation and preventing electrical shorts. Verify the harness length fits your vehicle’s routing path without tension or excessive slack. Always disconnect the vehicle battery before installation to prevent electrical hazards.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing dependable performance for your HVAC system. The S-951 blower motor resistor harness undergoes rigorous quality control to ensure durability and fitment accuracy. Please refer to Standard Ignition’s warranty policy for specific coverage details.

BrandStandard Ignition
Part NumberS-951
Connector GenderFemale
Connector Quantity1
ContentsIncludes butt splices
Harness Length - inches18"
Terminal GenderFemale
Terminal Quantity3
Terminal TypeBlade
Wire Quantity3

This part fits 211 vehicles. Search below:

YearMakeModelPositionNotes
2005GMCSafariN/Aw/ Auxiliary Heater; Rear
2004GMCSafariN/Aw/ Auxiliary Heater; Rear
2003GMCSafariN/Aw/ Auxiliary Heater; Rear
2002GMCSafariN/Aw/ Auxiliary Heater; Rear
2001GMCSafariN/Aw/ Auxiliary Heater; Rear
2000GMCSafariN/Aw/ Auxiliary Heater; Rear
1999GMCSafariN/Aw/ Auxiliary Heater; Rear
1998GMCSafariN/Aw/ Auxiliary Heater; Rear
1997GMCSafariN/Aw/ Auxiliary Heater; Rear
1996GMCSafariN/Aw/ Auxiliary Heater; Rear
1995ChevroletAstroN/Aw/ Factory Auxiliary Heat Only
1995GMCSafariN/Aw/ Auxiliary Heater; Rear
1995JeepWranglerN/A
1994ChevroletBlazerN/A
1994ChevroletC1500N/A
1994ChevroletC1500 SuburbanN/A
1994ChevroletC2500N/A
1994ChevroletC2500 SuburbanN/A
1994ChevroletC35N/A
1994ChevroletC3500N/A
1994ChevroletK1500N/A
1994ChevroletK1500 SuburbanN/A
1994ChevroletK2500N/A
1994ChevroletK2500 SuburbanN/A
1994ChevroletK3500N/A
1994GMCC1500N/A
1994GMCC1500 SuburbanN/A
1994GMCC2500N/A
1994GMCC2500 SuburbanN/A
1994GMCC3500N/A
1994GMCK1500N/A
1994GMCK1500 SuburbanN/A
1994GMCK2500N/A
1994GMCK2500 SuburbanN/A
1994GMCK3500N/A
1994GMCSafariN/Aw/ Auxiliary Heater; Rear
1994GMCYukonN/A
1994JeepWranglerN/A
1993ChevroletAstroFrontw/ Factory Auxiliary Heat Only
1993ChevroletBlazerN/A
1993ChevroletC1500N/A
1993ChevroletC1500 SuburbanN/A
1993ChevroletC2500N/A
1993ChevroletC2500 SuburbanN/A
1993ChevroletC35N/A
1993ChevroletC3500N/A
1993ChevroletK1500N/A
1993ChevroletK1500 SuburbanN/A
1993ChevroletK2500N/A
1993ChevroletK2500 SuburbanN/A
1993ChevroletK3500N/A
1993GMCC1500N/A
1993GMCC1500 SuburbanN/A
1993GMCC2500N/A
1993GMCC2500 SuburbanN/A
1993GMCC3500N/A
1993GMCK1500N/A
1993GMCK1500 SuburbanN/A
1993GMCK2500N/A
1993GMCK2500 SuburbanN/A
1993GMCK3500N/A
1993GMCSafariN/Aw/ Auxiliary Heater; Rear
1993GMCYukonN/A
1993JeepWranglerN/A
1992ChevroletBlazerN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1992ChevroletC1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1992ChevroletC1500 SuburbanN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1992ChevroletC2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1992ChevroletC2500 SuburbanN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1992ChevroletC35N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1992ChevroletC3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1992ChevroletK1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1992ChevroletK1500 SuburbanN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1992ChevroletK2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1992ChevroletK2500 SuburbanN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1992ChevroletK3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1992GMCC1500N/A
1992GMCC1500 SuburbanN/A
1992GMCC2500N/A
1992GMCC2500 SuburbanN/A
1992GMCC3500N/A
1992GMCK1500N/A
1992GMCK1500 SuburbanN/A
1992GMCK2500N/A
1992GMCK2500 SuburbanN/A
1992GMCK3500N/A
1992GMCSafariN/Aw/ Auxiliary Heater; Rear
1992GMCYukonN/A
1992JeepWranglerN/A
1991ChevroletAstroFront
1991ChevroletBlazerN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1991ChevroletC1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1991ChevroletC2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1991ChevroletC35N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1991ChevroletC3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1991ChevroletK1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1991ChevroletK2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1991ChevroletK3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1991GMCC1500N/A
1991GMCC2500N/A
1991GMCC3500N/A
1991GMCK1500N/A
1991GMCK2500N/A
1991GMCK3500N/A
1991GMCSafariFront3 Term. Female
1991GMCV3500N/ARectangular Shape; 3 Term. Female
1991JeepWranglerN/A
1990ChevroletAstroFront
1990ChevroletC1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1990ChevroletC2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1990ChevroletC35N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1990ChevroletC3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1990ChevroletK1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1990ChevroletK2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1990ChevroletK3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1990ChevroletR3500N/A
1990ChevroletV3500N/A
1990GMCC1500N/A
1990GMCC2500N/A
1990GMCC3500N/A
1990GMCJimmyN/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1990GMCK1500N/A
1990GMCK2500N/A
1990GMCK3500N/A
1990GMCSafariFront3 Term. Female
1990GMCV3500N/ARectangular Shape; 3 Term. Female
1990JeepWranglerN/A
1989ChevroletC1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989ChevroletC2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989ChevroletC35N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989ChevroletC3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989ChevroletK1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989ChevroletK2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989ChevroletK3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989FordF-150N/A
1989FordF-250N/A
1989FordF-350N/A
1989GMCC1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989GMCC2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989GMCC3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989GMCK1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989GMCK2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989GMCK3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1989GMCSafariFrontw/o Manual AC
1989JeepWranglerN/A
1988ChevroletC15N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988ChevroletC1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988ChevroletC2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988ChevroletC35N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988ChevroletC3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988ChevroletK1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988ChevroletK2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988ChevroletK3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988FordF-150N/A
1988FordF-250N/A
1988FordF-350N/A
1988GMCC1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988GMCC2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988GMCC3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988GMCK1500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988GMCK2500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988GMCK3500N/AHVAC Blower Motor Resistor Harness with AC - Voltage Regulator
1988GMCSafariFrontw/o Manual AC
1988JeepWranglerN/A
1987FordF-150N/A
1987FordF-250N/A
1987FordF-350N/A
1987GMCSafariFrontw/o Manual AC
1987JeepWranglerN/A
1986FordBroncoN/Aw/ Factory Installed AC
1986FordF-150N/Aw/ Integral AC
1986FordF-200N/A
1986FordF-250N/Aw/ Integral AC
1986FordF-350N/Aw/ Integral AC
1986GMCSafariFrontw/o Manual AC
1986ToyotaTercelN/ABlack; 3 Term. Female
1985ChevroletAstroN/A
1985FordBroncoN/Aw/ Factory Installed AC
1985FordF-150N/Aw/ Integral AC
1985FordF-250N/Aw/ Integral AC
1985FordF-350N/Aw/ Integral AC
1985GMCSafariFrontw/o Manual AC
1985ToyotaCorollaN/ABlack; 3 Term. Female
1985ToyotaTercelN/ABlack; 3 Term. Female
1984FordBroncoN/Aw/ Factory Installed AC
1984FordF-150N/Aw/ Integral AC
1984FordF-250N/Aw/ Integral AC
1984FordF-350N/Aw/ Integral AC
1984ToyotaCorollaN/ABlack; 3 Term. Female
1984ToyotaTercelN/ABlack; 3 Term. Female
1983FordBroncoN/Aw/ Factory Installed AC
1983FordF-100N/Aw/ Integral AC
1983FordF-150N/Aw/ Integral AC
1983FordF-250N/Aw/ Integral AC
1983FordF-350N/Aw/ Integral AC
1983ToyotaTercelN/ABlack; 3 Term. Female
1982FordBroncoN/Aw/ Factory Installed AC
1982FordF-100N/Aw/ Integral AC
1982FordF-150N/Aw/ Integral AC
1982FordF-250N/Aw/ Integral AC
1982FordF-350N/Aw/ Integral AC
1981FordBroncoN/Aw/ Factory Installed AC
1981FordF-100N/Aw/ Integral AC
1981FordF-150N/Aw/ Integral AC
1981FordF-250N/Aw/ Integral AC
1981FordF-350N/Aw/ Integral AC
1980FordBroncoN/Aw/ Factory Installed AC
1980FordF-100N/Aw/ Integral AC
1980FordF-150N/Aw/ Integral AC
1980FordF-250N/Aw/ Integral AC
1980FordF-350N/Aw/ Integral AC

* 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:

121260471P16083725557-5389645-566976EC423MT18053PT5827PTA1559

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