Make sure this part fits

Chevrolet 15098966 Heater & Air Conditioner Control Assembly (With Rear Window Defogger)

1999-2005 Chevrolet Blazer

Customer Questions & Expert Answers (3)
15098966 GM Heater & Air Conditioner Control Assembly (With Rear Window Defogger) Illustration 1 of 1
  • Part Description
    Control Assembly, Heater & A/C (W/ Rear Window Defogger)
  • Position
    Rear
  • Replaces
    16250535
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Chevrolet
    Manufacturer Part Number15098966
    Part DescriptionControl Assembly, Heater & A/C (W/ Rear Window Defogger)
    Other NamesDash Control Unit, Heater Control
    Item Dimensions11.5 x 4.7 x 4.7 inches
    Item Weight2.30 Pounds
    PositionRear
    ConditionNew
    Replaces16250535
    ManufacturerGeneral Motors
    SKU15098966
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1999-2005 Chevrolet Blazer6 Cyl 4.3L2 DOOR, 4 DOOR
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 15098966 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should be done after removing the trim plate, disconnecting electrical harnesses, and addressing the A/C Switch for the 2004 Chevrolet Blazer? Posted by Lane T.
    A:
    Remove the control attaching screws and disconnect the vacuum and electrical connections. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Syed / Apr 07, 2022
    Q:
    How do you install the control assembly and A/C Switch in the 2001 GMC Jimmy? Posted by Verified Customer
    A:
    Installation is the reverse of removal. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Sep 10, 2025

Genuine GM Part 15098966, the Right Choice

To ensure reliability, purchase GM part # 15098966 Heater & Air Conditioner Control Assembly (With Rear Window Defogger). It is sometimes referred to as Chevrolet A/C Switch, Chevrolet Blower Control Switches. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Chevrolet Blazer models.

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