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GM 21997352
Heater Control

2003-2004 GM

Customer Questions & Expert Answers (15)
GM 21997352 Heater Control
GM 21997352 Heater Control
  • Part Description
    Control, Air Conditioner Instrument Panel; Climate Control Module; Blower Control Switch
  • Position
    Rear
  • Replaces
    15189436, 15136889, 15107753
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number21997352
    Part DescriptionControl, Air Conditioner Instrument Panel; Climate Control Module; Blower Control Switch
    Other NamesDash Control Unit; Control, A/C Instrument Panel; Control, Rear Window Defogger
    Item Dimensions11.4 x 5.1 x 5.1 inches
    Item Weight3.30 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces15189436, 15136889, 15107753
    ManufacturerGeneral Motors
    SKU21997352
    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 Trim Engine
    2003-2004 Cadillac EscaladeBase8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2003-2004 Cadillac Escalade ESVBase8 Cyl 6.0 L GAS
    2003-2004 Cadillac Escalade EXTBase8 Cyl 6.0 L GAS
    2003-2004 Chevrolet Avalanche 1500Base, North Face, On Road Edition, WBH, Z66, Z718 Cyl 5.3 L GAS
    2003-2004 Chevrolet Avalanche 2500Base8 Cyl 8.1 L GAS
    2003-2004 Chevrolet Silverado 1500Base, LS, LT, SS, WT, Z71 Off-Road6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2003 Chevrolet Silverado 1500 HDLS, LT8 Cyl 6.0 L GAS
    2003-2004 Chevrolet Silverado 2500Base, LS, LT, WT8 Cyl 6.0 L GAS
    2003-2004 Chevrolet Silverado 2500 HDBase, LS, LT, WT8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
    2003-2004 Chevrolet Silverado 3500Base, LS, LT, WT8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
    View More
  • Customer Questions & Expert Answers

    Q:
    Can you help me check if this 21997352 is the right part for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 21997352 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What should be done after securing the auxiliary HVAC control module for the 2003 Cadillac Escalade? Posted by Customer
    A:
    Reconnect the electrical connectors (3,4) to the auxiliary HVAC control module and reinstall the right rear quarter trim panel.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar A/C Switch
    Q:
    What is the first step for installation after detaching the HVAC control assembly for the 2003 Cadillac Escalade? Posted by Customer
    A:
    Attach the HVAC control assembly to the console.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar A/C Switch
    Q:
    What should you do after separating the overhead console for the 2004 Cadillac Escalade ESV? Posted by Customer
    A:
    Push the assembly rearward and pull down to access the retaining tabs.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar A/C Switch
    Q:
    What should be done after connecting the electrical connector for the 2004 Cadillac Escalade EXT? Posted by Customer
    A:
    Install the blower motor switch back into the overhead console.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blower Control Switches
    Q:
    What is the first step in the installation process for the 2004 Cadillac Escalade ESV? Posted by Customer
    A:
    Connect the electrical connector.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blower Control Switches
    Q:
    What needs to be disconnected during the removal process for the 2003 Chevrolet Avalanche 1500? Posted by Customer
    A:
    The electrical connector.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blower Control Switches
    Q:
    How do you access the retaining tabs of the auxiliary HVAC control assembly for the 2003 Chevrolet Avalanche 1500? Posted by Customer
    A:
    Push the assembly rearward and pull down.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar A/C Switch
    Q:
    What should be done after removing the console for the 2003 Chevrolet Suburban 1500? Posted by Customer
    A:
    Release the tabs at the rear of the overhead console to remove the auxiliary blower motor switch.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blower Control Switches
    Q:
    What is the first step in the installation process for the 2004 Chevrolet Tahoe? Posted by Customer
    A:
    Connect the electrical connector.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blower Control Switches
    Q:
    What should be done after placing the auxiliary HVAC control assembly back for the 2004 Chevrolet Tahoe? Posted by Customer
    A:
    Reconnect the electrical connectors to the auxiliary HVAC control module assembly.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar A/C Switch
    Q:
    What should be done after detaching the overhead console for the 2004 GMC Yukon? Posted by Customer
    A:
    Disconnect the electrical connectors from the auxiliary HVAC control assembly and take the overhead console out of the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar A/C Switch
    Q:
    What is the first step in the installation process for the 2004 GMC Yukon XL 2500? Posted by Customer
    A:
    Connect the electrical connector.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blower Control Switches
    Q:
    What should be done after removing the console for the 2004 GMC Yukon? Posted by Customer
    A:
    Release the tabs at the rear of the overhead console to remove the auxiliary blower motor switch.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blower Control Switches
    Q:
    What is the first step to replace the HVAC control assembly for the 2004 GMC Yukon XL 2500? Posted by Customer
    A:
    Begin by removing the console roof screw and then take out the console from the headliner.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar A/C Switch
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM 21997352, Excellent Performance and Perfect Fitment

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