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Make sure this part fits

GM 52487750
Door Actuator

1997-2005 GM

Customer Questions & Expert Answers (31)
GM 52487750 Door Actuator
  • Part Description
    Actuator Assembly, Mode Valve; HVAC Heater Blend Door Actuator
  • Replaces
    52482059
  • 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

  • 52487750 Door Actuator is Ref No. 26 in the diagram below

    1999 Pontiac Grand Prix Door Actuator Diagram for 52487750
    The diagram listed above is for your reference. View diagram for your vehicle

    Related Parts for 52487750

  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number52487750
    Part DescriptionActuator Assembly, Mode Valve; HVAC Heater Blend Door Actuator
    Other NamesController; Actuator; Actuator, A/C Control
    Item Dimensions5.7 x 5.5 x 3.6 inches
    Item Weight0.70 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces52482059
    ManufacturerGeneral Motors
    SKU52487750
    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
    1997-2005 Buick CenturyCustom, Limited, Special Edition6 Cyl 3.1 L GAS
    1997-2004 Buick Regal25th Anniversary Edition, GS, GSE, LS, LSE6 Cyl 3.8 L GAS
    1997-2004 Chevrolet Corvette50th Anniversary Edition, 50th Anniversary Edition Pace Car, Base, Indianapolis 500 Pace Car, Z068 Cyl 5.7 L GAS
    2000-2005 Chevrolet ImpalaBase, LS, LS Sport, SS6 Cyl 3.4 L GAS, 6 Cyl 3.8 L GAS
    2000-2005 Chevrolet Monte CarloLS, LS Competition, LS Sport, LT, SS, SS 35th Anniversary Edition, SS Dale Earnhardt Signature Edition, SS High Sport, SS Pace Car6 Cyl 3.4 L GAS, 6 Cyl 3.8 L GAS
    1999-2000 Chevrolet VentureBase, LS, LT, Plus, Value, Warner Bros.6 Cyl 3.4 L GAS
    1998-2002 Oldsmobile IntrigueBase, GL, GLS, GX6 Cyl 3.5 L GAS, 6 Cyl 3.8 L GAS
    1997-2003 Pontiac Grand PrixGT, GTP, SE6 Cyl 3.1 L GAS, 6 Cyl 3.8 L GAS

  • Customer Questions & Expert Answers

    Q:
    Hi! Is this 52487750 a perfect fit for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 52487750 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    How should the defroster actuator be positioned for removal for the 2003 Buick Century? Posted by Customer
    A:
    Rotate the defroster actuator to the right and up into the opening between the back of the dash and the HVAC module.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What is the first step in the installation process for the 2000 Buick Century? Posted by Customer
    A:
    Connect the vacuum actuator plunger rod to the air inlet valve and extend the plunger.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after tightening the screws for the 2001 Buick Century? Posted by Customer
    A:
    Reconnect the electrical connector to the actuator, then reinstall the knee bolster and the left instrument panel insulator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after attaching the defroster actuator for the 2003 Buick Regal? Posted by Customer
    A:
    Connect the vacuum line to the actuator, remove the hand vacuum pump, and reinstall the vacuum line to the recirculation actuator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after securing the actuator for the 2005 Buick Century? Posted by Customer
    A:
    Reinstall the knee bolster and the left instrument panel insulator, then calibrate the actuator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What is the final step after reinstalling the actuator for the 2002 Buick Century? Posted by Customer
    A:
    Reconnect the electrical connector, reinstall the instrument panel compartment and the right side instrument panel insulator, and finally, calibrate the actuator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after attaching the defroster actuator for the 2005 Buick Century? Posted by Customer
    A:
    Connect the vacuum line to the actuator, remove the hand vacuum pump, and reinstall the vacuum line to the recirculation actuator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after positioning the actuator for the 2002 Buick Regal? Posted by Customer
    A:
    Slide the actuator driver onto the shaft until it is fully seated, with the mounting holes flush against the mounting bolts on the HVAC module case.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What is the next step after holding the air inlet valve lever for the 2000 Chevrolet Corvette? Posted by Customer
    A:
    Carefully release the vacuum actuator from the HVAC module case mounting pins through the opening in the passenger SIR bracket.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    How do you remove the actuator for the 2004 Chevrolet Corvette? Posted by Customer
    A:
    Carefully rotate the actuator upward and forward until it clears the passenger SIR bracket, then disconnect the actuator pushrod from the defrost door lever and remove the actuator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What is the first step to replace the defroster actuator for the 2002 Chevrolet Corvette? Posted by Customer
    A:
    Begin by removing the IP upper trim pad.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What is the installation process for the new temperature actuator for the 2001 Chevrolet Corvette? Posted by Customer
    A:
    Position the new temperature actuator, aligning the slots in the actuator driver to the flats on the temperature door shaft, and slide it onto the shaft while ensuring the actuator locating hole aligns with the forward alignment pin on the HVAC module case.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be checked after seating the actuator for the 2002 Chevrolet Corvette? Posted by Customer
    A:
    Ensure the actuator is fully seated, with the mounting holes flush against the HVAC module case.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after sliding the actuator onto the shaft for the 2004 Chevrolet Impala? Posted by Customer
    A:
    Install the screws to the right air temperature actuator and tighten them to 1.5 N.m (13 lb in).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    How should the defroster actuator be positioned for removal for the 2002 Chevrolet Impala? Posted by Customer
    A:
    Rotate the defroster actuator to the right and up into the opening between the back of the dash and the HVAC module, accessible when the recirculation actuator door is fully open.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after the actuator driver is seated completely for the 2000 Chevrolet Impala? Posted by Customer
    A:
    Install the mounting bolts to the temperature actuator, tightening them to 1.5 N.m (13 lb in).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    How should the defroster actuator be positioned for removal for the 2003 Chevrolet Impala? Posted by Customer
    A:
    Rotate the defroster actuator to the right and up into the opening between the back of the dash and the HVAC module, accessible when the recirculation actuator door is fully open.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should you do to release the defroster vacuum actuator for the 2000 Chevrolet Impala? Posted by Customer
    A:
    Lift to release the defroster vacuum actuator retaining tab.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    How do you install the new right air temperature actuator for the 2001 Chevrolet Impala? Posted by Customer
    A:
    Position the new right air temperature actuator, aligning the slots in the electric actuator driver with the flats on the shaft and the locating hole with the alignment pin on the HVAC module case.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What is the first step to replace the right air temperature actuator for the 2002 Chevrolet Monte Carlo? Posted by Customer
    A:
    Remove the right side instrument panel (IP) insulator and the IP compartment.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after removing the insulator and bracket for the 2005 Chevrolet Impala? Posted by Customer
    A:
    Disconnect the electrical connector from the left air temperature actuator and remove the mounting screws before taking out the actuator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What are the final steps after reconnecting the actuator for the 2001 Chevrolet Monte Carlo? Posted by Customer
    A:
    Reinstall the knee bolster bracket bracket and the left instrument panel insulator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after removing the instrument panel components for the 2000 Chevrolet Monte Carlo? Posted by Customer
    A:
    Disconnect the electrical connector from the temperature actuator and remove the bolts retaining it.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after removing the I/P compartment for the 2005 Chevrolet Monte Carlo? Posted by Customer
    A:
    Disconnect the electrical connector from the right air temperature actuator and remove the two screws retaining it.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after removing the insulator and bracket for the 2004 Chevrolet Monte Carlo? Posted by Customer
    A:
    Disconnect the electrical connector from the left air temperature actuator and remove its mounting screws to take out the actuator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after removing the IP compartment for the 2003 Chevrolet Monte Carlo? Posted by Customer
    A:
    Disconnect the electrical connector from the right air temperature actuator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What tool is used to keep the defroster valve lever in place for the 2000 Buick Regal? Posted by Customer
    A:
    A screwdriver is carefully inserted between the bottom of the defrost valve lever and the protruding wall of the HVAC module case.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after removing the instrument panel components for the 2001 Buick Regal? Posted by Customer
    A:
    Disconnect the electrical connector from the right air temperature actuator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be removed after the insulator panel for the 2001 Chevrolet Monte Carlo? Posted by Customer
    A:
    Remove the instrument panel compartment screws and the compartment.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    Q:
    What should be done after removing the instrument panel compartment for the 2000 Chevrolet Venture? Posted by Customer
    A:
    Disconnect the vacuum lines from the defroster vacuum actuator.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Blend Door Actuator
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM 52487750, Excellent Performance and Perfect Fitment

To ensure reliability, purchase GM part # 52487750 Door Actuator. It is sometimes referred to as GM Blend Door Actuator. Choosing OEM parts is the optimal decision for guaranteeing superior quality and perfect performance. These components undergo stringent quality checks and are carefully constructed to comply with GM's factory specifications, ensuring a smooth installation process.

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