Make sure this part fits

GM 12578277
Spark Plug

2003-2006 Chevrolet Avalanche 2500

Customer Questions & Expert Answers (2)
GM 12578277 Spark Plug
  • Part Description
    Spark Plug
  • Replaces
    12561454
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Vehicle Fitment

    Year Make Model Trim Engine
    2003-2006 Chevrolet Avalanche 2500Base, LS, LT8 Cyl 8.1 L GAS
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 12578277 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12578277 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    How should dirt around the spark plug be handled for the 2006 Chevrolet Avalanche 2500? Posted by Customer
    A:
    Use a brush or compressed air to blow away any dirt from around the spark plug before removing it.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Spark Plug
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Spark Plug 12578277 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 12578277 Spark Plug is available in the market under the name GM Spark Plug. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 12578277 Spark Plug fits certain Chevrolet Avalanche 2500 models.
The original GM component designated by manufacturer part number 12578277 maintains top performance when functioning as the Spark Plug unit. The component 12578277 is constructed from durable material and its dimensions span 6.9 x 3.8 x 1.1 inches while weighing 1.10 Pounds. The component is ready in New condition to ensure full compatibility with your vehicle system. The part 12578277 has available replacement options 12561454. 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.
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