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Toyota 55900-0E420 Heater A/C Control

2014-2019 Toyota Highlander 559000E420

Customer Questions & Expert Answers (2)
55900-0E420 Toyota Heater A/C Control Product Photo 1 of 2
  • Part Description
    Control Assembly, Air Conditioner
  • Part Name Code
    55900
  • Manufacturer
    Toyota
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  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Toyota
    Part Name Code55900
    Manufacturer Part Number55900-0E420
    Part DescriptionHeater A/C Control; Control Assembly, Air Conditioner
    Manufacturer NoteOUTSIDE REAR VIEW MIRROR-RETRACTABLE(COLORE),WITH(HEATER)
    Item Weight1.50 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerToyota
    SKU55900-0E420
    WarrantyThis genuine Toyota part is covered by warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Trim & Engine Important vehicle option details
    2014-2019 Toyota Highlander4 Cyl 2.7L, 6 Cyl 3.5L1ARFE, 2GRFE, 2GRFKS, 2GRFXE, 2GRFXS; ASU50L-ARTNKA, GSU50L-ARTGKA, GSU50L-ARTMKA, GSU50L-ARTNKA, GSU50L-ARZGHA, GSU50L-ARZMHA, GSU50L-ARZNHA, GSU55L-ARTGKA, GSU55L-ARTMKA, GSU55L-ARTNKA, GSU55L-ARZGHA, GSU55L-ARZMHA, GSU55L-ARZNHA, GVU58L-ARXGHA, GVU58L-ARXGKA, GVU58L-ARXMHA, GVU58L-ARXMKA, GVU58L-ARXNHA, GVU58L-ARXNKA
  • Customer Questions & Expert Answers

    Q:
    Will the 55900-0E420 fit my car?
    A:
    You can Select Your Vehicle to check if 55900-0E420 fits your vehicle.
    Posted and answered by Toyota Parts Specialist Ray
    Q:
    What should be done after the control assembly, including the A/C Switch, is out of the panel for the 2014 Toyota Highlander? Posted by Vakho I.
    A:
    Disconnect the electrical connectors from the control panel and remove the control assembly. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Toyota Parts Specialist Jerry / Dec 27, 2025

Genuine Toyota Part 55900-0E420, the Right Choice

Get the reliability of purchasing Toyota part # 55900-0E420 Heater A/C Control. It is also referred to as A/C Switch, Blower Control Switches. The first option should always be to use OEM parts. Toyota manufactures these components with high quality material and rigorously tested with high reliability and durability. This part fits 2014-2019 Highlander.

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