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GM 12556070
Check Valve

1999-2001 GM

Customer Questions & Expert Answers (4)
GM 12556070 Check Valve
GM 12556070 Check Valve
  • Part Description
    Valve Assembly-Secondary Air Injection Check
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Vehicle Fitment

    Year Make Model Trim Engine
    1999-2001 Chevrolet Silverado 1500Base, LS, LT6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L GAS
    1999-2000 Chevrolet Silverado 2500Base, LS, LT8 Cyl 5.3 L GAS
    2001 Chevrolet Silverado 2500 HDBase, LS, LT8 Cyl 8.1 L GAS
    2001 Chevrolet Silverado 3500Base, LS, LT8 Cyl 8.1 L GAS
    2000-2001 Chevrolet Suburban 1500Base, LS, LT8 Cyl 5.3 L GAS
    2001 Chevrolet Suburban 2500Base, LS, LT8 Cyl 8.1 L GAS
    2000-2001 Chevrolet TahoeBase, LS, LT8 Cyl 4.8 L GAS, 8 Cyl 5.3 L GAS
    1999-2001 GMC Sierra 1500SL, SLE, SLT6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L GAS
    1999-2000 GMC Sierra 2500SL, SLE, SLT8 Cyl 5.3 L GAS
    2001 GMC Sierra 2500 HDSL, SLE, SLT8 Cyl 8.1 L GAS
    View More
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 12556070 designed for my car? Posted by ChevyPartsDeal Specialist
    A:
    Please Select Your Vehicle model to see if part number 12556070 is suitable before ordering.
    Posted by ChevyPartsDeal Specialist
    Q:
    What is the final step after installing the new check valve for the 2001 Chevrolet Suburban 1500? Posted by Customer
    A:
    Install the AIR hose to the check valve and secure it with the clamp.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Secondary Air Injection Check Valve
    Q:
    What is the first step to service the Air Injection Control Valve for the 2000 Chevrolet Tahoe? Posted by Customer
    A:
    Release the clamp securing the AIR hose to the AIR pump assembly base and the clamp securing the AIR hose to the AIR pump shut-off valve.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Air Inject Check Valve
    Q:
    What is the installation process for the new check valve for the 2001 GMC Yukon XL 1500? Posted by Customer
    A:
    Attach the new check valve onto the AIR pipe and tighten it to 23 N.m (17 lb ft).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Secondary Air Injection Check Valve
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Check Valve 12556070 Designed for Proper Fit and Performance

Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 12556070 Check Valve is available in the market under the name GM Air Inject Check Valve, Diverter Valve, Secondary Air Injection Check Valve. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 12556070 Check Valve fits certain Chevrolet Tahoe, Silverado 1500, Silverado 2500 HD models, as well as GMC Sierra 1500, Yukon, Sierra 2500 HD models.
The original GM component designated by Manufacturer Part Number 12556070 maintains top performance when functioning as the Valve Assembly-Secondary Air Injection Check unit. The component 12556070 is constructed from durable material and its dimensions span 3.1 x 3.2 x 3.1 inches while weighing 0.50 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Valve, Emission Control System. The part 12556070 has available replacement options. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
If you want to save money in the long run on maintenance and repairs, you should choose OEM products because they're of the top level of durability. Are you on the quest of finding GM parts? Our site is worth a visit. We stock an endless selection of high-quality GM components including things like ignition coils all the way through to fan shrouds and all at prices that can not be matched. You have nothing to worry about because all our OEM parts are covered with a manufacturer warranty, which guarantees superior quality and value.