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GM 12685691 Cylinder Head Assembly

2001-2007 GM

Customer Questions & Expert Answers (7)
GM 12685691 Cylinder Head Assembly
GM 12685691 Cylinder Head Assembly
  • Part Description
    Head Assembly, Cyl
  • Replaces
    12564335
  • 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

  • Related Parts

    Shop for related parts for your vehicle

  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number12685691
    Part DescriptionHead Assembly, Cyl
    Other NamesCylinder Head
    Item Dimensions25.2 x 15.6 x 10.5 inches
    Item Weight19.30 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces12564335
    Require Quantity2
    ManufacturerGeneral Motors
    SKU12685691
    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 Engine Important vehicle option details
    2002-2005 Cadillac Escalade8 Cyl 6.0L1/2 TON, 3/4 TON, EXT 1/2 TON, EXT 3/4 TON, YUKON/DENALI/ESCALADE
    2005 Chevrolet Avalanche1/2 TON
    2003-2007 Chevrolet Express8 Cyl 6.0L1 TON CARGO EXPRESS, 1 TON COMMERCIAL/RV CUTAWAY, 1 TON PASSENGER, 3/4 TON CARGO EXPRESS, 3/4 TON PASSENGER EXPRESS
    2001-2007 Chevrolet Silverado8 Cyl 6.0L1500 CREW CAB LONG BOX, 1500 CREW CAB STANDARD BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB SHORT BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CHASSIS EXTENDED CAB 161.5, 3500 CHASSIS REGULAR CAB 137.0, 3500 CHASSIS REGULAR CAB 161.5, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB, CLASSIC 1500 CREW CAB LONG BOX, CLASSIC 1500 CREW CAB STANDARD BOX, CLASSIC 1500 EXTENDED CAB LONG BOX, CLASSIC 1500 EXTENDED CAB SHORT BOX, CLASSIC 1500 EXTENDED CAB STANDARD BOX, CLASSIC 1500 REGULAR CAB LONG BOX, CLASSIC 1500 REGULAR CAB STANDARD BOX, CLASSIC 2500 CREW CAB LONG BOX, CLASSIC 2500 CREW CAB STANDARD BOX, CLASSIC 2500 EXTENDED CAB LONG BOX, CLASSIC 2500 EXTENDED CAB STANDARD BOX, CLASSIC 2500 REGULAR CAB, CLASSIC 3500 CHASSIS EXTENDED CAB 161.5, CLASSIC 3500 CHASSIS REGULAR CAB 137.0, CLASSIC 3500 CHASSIS REGULAR CAB 161.5, CLASSIC 3500 CREW CAB, CLASSIC 3500 EXTENDED CAB, CLASSIC 3500 REGULAR CAB
    2001-2006 Chevrolet Suburban8 Cyl 6.0L1/2 TON, 1500 CREW CAB, 1500 CREW CAB LONG BOX, 1500 CREW CAB STANDARD BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3/4 TON, 3500 CHASSIS EXTENDED CAB 161.5, 3500 CHASSIS EXTENDED CAB 185.5, 3500 CHASSIS REGULAR CAB 137.0, 3500 CHASSIS REGULAR CAB 161.5, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB, 4 DOOR 1/2 TON, CLASSIC 1500 CREW CAB LONG BOX, CLASSIC 1500 EXTENDED CAB LONG BOX, CLASSIC 1500 EXTENDED CAB STANDARD BOX, CLASSIC 1500 REGULAR CAB LONG BOX, CLASSIC 1500 REGULAR CAB STANDARD BOX, CLASSIC 2500 CREW CAB LONG BOX, CLASSIC 2500 CREW CAB STANDARD BOX, CLASSIC 2500 EXTENDED CAB LONG BOX, CLASSIC 2500 EXTENDED CAB STANDARD BOX, CLASSIC 2500 REGULAR CAB, CLASSIC 3500 CHASSIS EXTENDED CAB 161.5, CLASSIC 3500 CREW CAB, CLASSIC 3500 EXTENDED CAB, CLASSIC 3500 REGULAR CAB, EXT 1/2 TON, EXT 3/4 TON, XL 1/2 TON, XL 3/4 TON, YUKON/DENALI
    2001-2005 Chevrolet Tahoe4 DOOR 1/2 TON
    2003-2007 GMC Savana8 Cyl 6.0L1 TON CARGO SAVANA, 1 TON COMMERCIAL/RV CUTAWAY, 1 TON PASSENGER, 3/4 TON CARGO SAVANA, 3/4 TON PASSENGER SAVANA
    2001-2007 GMC Sierra8 Cyl 6.0L1500 CREW CAB LONG BOX, 1500 CREW CAB STANDARD BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB SHORT BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CHASSIS EXTENDED CAB 161.5, 3500 CHASSIS EXTENDED CAB 185.5, 3500 CHASSIS REGULAR CAB 137.0, 3500 CHASSIS REGULAR CAB 161.5, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB, CLASSIC 1500 CREW CAB LONG BOX, CLASSIC 1500 CREW CAB STANDARD BOX, CLASSIC 1500 EXTENDED CAB LONG BOX, CLASSIC 1500 EXTENDED CAB SHORT BOX, CLASSIC 1500 EXTENDED CAB STANDARD BOX, CLASSIC 1500 REGULAR CAB LONG BOX, CLASSIC 1500 REGULAR CAB STANDARD BOX, CLASSIC 2500 CREW CAB LONG BOX, CLASSIC 2500 CREW CAB STANDARD BOX, CLASSIC 2500 EXTENDED CAB LONG BOX, CLASSIC 2500 EXTENDED CAB STANDARD BOX, CLASSIC 2500 REGULAR CAB, CLASSIC 3500 CHASSIS EXTENDED CAB 161.5, CLASSIC 3500 CHASSIS REGULAR CAB 137.0, CLASSIC 3500 CHASSIS REGULAR CAB 161.5, CLASSIC 3500 CREW CAB, CLASSIC 3500 EXTENDED CAB, CLASSIC 3500 REGULAR CAB
    2001-2006 GMC Yukon8 Cyl 6.0L1/2 TON, 3/4 TON, XL 1/2 TON, XL 3/4 TON, YUKON/DENALI/ESCALADE

  • Customer Questions & Expert Answers

    Q:
    I am wonder if this is complete and correct part for my vehicle. Posted by GMPartsGiant Specialist
    A:
    You can Select Your Vehicle to check if 12685691 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    What specific actions must be taken for the left cylinder head for the 2000 Chevrolet Express? Posted by Customer
    A:
    Unbolt the engine ground wire, remove the coolant gauge temperature sender if equipped, unscrew the filling nut, detach the auxiliary evaporator tube from the refrigerant line manifold, unbolt the air conditioning compressor from its bracket and position it aside without disconnecting hoses, and remove the air conditioning compressor/power steering pump mounting bracket.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Cylinder Head
    Q:
    How should the rocker arms and pushrods be handled for the 2001 Chevrolet Express? Posted by Customer
    A:
    Remove the rocker arms and pushrods, ensuring all parts are kept in order for reinstallation.
    Posted by GMPartsGiant Specialist
    Q:
    What should be done to ensure proper installation of the cylinder heads for the 2012 GMC Sierra? Posted by Customer
    A:
    Ensure the cylinder heads and block mating surfaces are clean and free of debris. Use a gasket scraper and brake system cleaner to clean surfaces, and check for any damage that may require machining.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Cylinder Head
    Q:
    What are the initial steps to remove the right cylinder head for the 2011 GMC Sierra? Posted by Customer
    A:
    The initial steps to remove the right cylinder head include draining the cooling system and removing the intake manifold, valve covers, pushrods, and exhaust manifold(s).
    Posted by GMPartsGiant Specialist
    See expert answers on similar Cylinder Head
    Q:
    What should be done to the new cylinder head bolts before tightening them for the 2013 Chevrolet Silverado? Posted by Customer
    A:
    The threads of the new cylinder head bolts should be coated with a non-hardening sealant before tightening them.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Cylinder Head
    Q:
    What should be done before removing the right cylinder head for the 2008 Chevrolet Silverado? Posted by Customer
    A:
    For the right cylinder head, remove the dipstick tube and disconnect ground cables from the front of the cylinder head.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Cylinder Head
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

Genuine GM Part 12685691, the Right Choice

To ensure reliability, purchase GM part # 12685691 Cylinder Head Assembly. It is sometimes referred to as GM Cylinder Head. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Cadillac Escalade models. It fits Chevrolet Express, Silverado, Tahoe. It also fits GMC Savana, Sierra, Yukon.

GMPartsGiant.com is a leading supplier of genuine GM parts and accessories such as GM 12685691 Cylinder Head Assembly. You're certainly in the right place if you're searching for the great cost-effective OEM GM parts. Look no further than our vast inventory of genuine GM parts offered at unbeatable online prices, all of which are backed by the manufacturer's warranty. Not to forget, our hassle-free return policy and quick delivery service ensure a smooth shopping experience for you. For detailed GMC parts information, click here.

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