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Make sure this part fits

GM 12681664
Spark Plug

1996-2014 GM

Customer Questions & Expert Answers (15)
GM 12681664 Spark Plug
GM 12681664 Spark Plug
GM 12681664 Spark Plug
  • Part Description
    Spark Plug Assembly-Gasoline Engine Ignition
  • Replaces
    12568387, 25330840, 12565030, 25161444
  • Manufacturer
    General Motors
Make sure this part fits
$9.22 MSRP: $16.46
You Save: $7.24 (44%)
Ships in 1-2 Business Days
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  • 12681664 Spark Plug is Ref No. 6 in the diagram below

    2007 Buick Lucerne Spark Plug Diagram for 12681664
    The diagram listed above is for your reference. View diagram for your vehicle

    Related Parts for 12681664

  • Vehicle Fitment

    Year Make Model Trim Engine
    2005-2009 Buick LaCrosseCX, CXL, Super6 Cyl 3.8 L GAS, 8 Cyl 5.3 L GAS
    2006-2008 Buick LucerneCX, CXL6 Cyl 3.8 L GAS
    1997-2005 Buick Park AvenueBase, Ultra6 Cyl 3.8 L GAS
    2004-2007 Buick RainierCXL, CXL Plus6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
    1997-2004 Buick Regal25th Anniversary Edition, GS, GSE, LS, LSE6 Cyl 3.8 L GAS
    2002-2007 Buick RendezvousCX, CX Plus, CXL, CXL Plus6 Cyl 3.4 L GAS, 6 Cyl 3.5 L GAS
    2005-2006 Buick TerrazaCX, CXL6 Cyl 3.5 L GAS
    2004-2007 Cadillac CTSV8 Cyl 5.7 L GAS, 8 Cyl 6.0 L GAS
    2002-2006 Cadillac EscaladeBase8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2007-2009 Cadillac Escalade ESVBase, Platinum8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
    View More
    Warning: California's Proposition 65

  • Customer Questions & Expert Answers

    Q:
    Is this 12681664 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12681664 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    Why is it important to clean the spark plug recess area for the 2007 Buick LaCrosse? Posted by Customer
    A:
    To prevent dirt or foreign material from entering the cylinder head, which could damage the engine or contaminate the cylinder head threads.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    What is the next step after removing the spark plug wires for the 2005 Buick Park Avenue? Posted by Customer
    A:
    Remove the spark plugs from the engine.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    What is the order of reinstalling components after installing the spark plugs for the 2008 Buick Lucerne? Posted by Customer
    A:
    Reinstall the spark plug wires to the rear spark plugs if necessary, followed by the air inlet grille, and then the spark plug wires to the front spark plugs if needed.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    Why is it important to ensure the spark plug recess area is free of debris for the 2001 Buick Regal? Posted by Customer
    A:
    Dirty or damaged threads can prevent proper seating during installation.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    What should you do before installing new spark plugs for the 2003 Buick Rendezvous? Posted by Customer
    A:
    Gap the spark plugs to the specifications using a round wire feeler gauge for accuracy.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    What should be ensured during the installation of spark plugs for the 2006 Buick Terraza? Posted by Customer
    A:
    Ensure the plugs thread smoothly and are fully seated; use a thread chaser if necessary to clean the threads.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    Why is it important to clean the spark plug recess area for the 2008 Chevrolet Equinox? Posted by Customer
    A:
    To avoid dirt entering the cylinder head, which can contaminate the threads and prevent proper seating of the new spark plugs.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    What should you avoid when installing new spark plugs for the 2004 Chevrolet Malibu? Posted by Customer
    A:
    Do not coat the threads with anti-seize compound to avoid damaging the cylinder head threads if over-torqued.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    What should you do before replacing the spark plugs for the 2004 Chevrolet Monte Carlo? Posted by Customer
    A:
    Ensure the engine is cool to prevent seizing and damage to the cylinder head threads.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    What should you check after removing the spark plug for the 2010 Chevrolet Silverado 1500? Posted by Customer
    A:
    Inspect the spark plug gap and adjust as needed according to Engine Mechanical Specifications.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    What risks are associated with improper installation of spark plugs for the 2006 Chevrolet Uplander? Posted by Customer
    A:
    Cross-threading or failing to fully seat the spark plugs can cause overheating, exhaust blow-by, or thread damage.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    What are the recommended torque specifications for tightening the spark plugs for the 2003 Chevrolet Venture? Posted by Customer
    A:
    Tighten the spark plugs to 15 N.m (11 lb ft).
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    What is the first step to replace the spark plugs for the 2010 GMC Savana 1500? Posted by Customer
    A:
    First, remove the spark plug wires.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Spark Plug
    Q:
    What should you check after removing the spark plug for the 2010 GMC Sierra 1500? Posted by Customer
    A:
    Inspect the spark plug gap and adjust as needed according to Engine Mechanical Specifications.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this 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 12681664 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 12681664 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 12681664 Spark Plug fits certain Chevrolet Malibu, Equinox, Silverado 1500 models, as well as GMC Sierra 1500, Savana 1500. Additionally, it is compatible with Buick Regal, LaCrosse, Lucerne and Pontiac G6, Grand Prix, Grand Am models.
The original GM component designated by manufacturer part number 12681664 maintains top performance when functioning as the Spark Plug Assembly-Gasoline Engine Ignition unit. The component 12681664 is constructed from durable material and its dimensions span 6.7 x 3.5 x 0.9 inches while weighing 1.00 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Spark Plug, Spark Ignition; Spark Plug,Glow. The part 12681664 has available replacement options 12568387, 25330840, 12565030, 25161444. Each vehicle needs 6 units of the part marked as SKU 12681664. 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.