Make sure this part fits

Buick 12635548 Cylinder Head

2010 Buick

Customer Questions & Expert Answers (4)
12635548 GM Cylinder Head Product Photo 1 of 1
  • Part Description
    Head, Cylinder
  • Replaces
    12634229, 12629455, 12634227
  • Manufacturer
    General Motors
Make sure this part fits
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number12635548
    Part DescriptionCylinder Head; Head, Cylinder
    Item Dimensions24.2 x 15.9 x 10.5 inches
    Item Weight48.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces12634229, 12629455, 12634227
    ManufacturerGeneral Motors
    SKU12635548
    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
    2010 Buick Allure6 Cyl 3.0LCX 4 DOOR SEDAN, CXL 4 DOOR SEDAN
    2010 Buick LaCrosse6 Cyl 3.0LCX 4 DOOR SEDAN, CXL 4 DOOR SEDAN
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 12635548 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    How should the head bolts be loosened for the Cylinder Head of the 2010 Chevrolet Equinox? Posted by Ronnie N.
    A:
    Loosen the head bolts in 1/4-turn increments in the reverse order of the tightening sequence until they can be removed by hand, noting that there will be different lengths and sizes of bolts in different locations. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Raul / Jul 19, 2023
    Q:
    What steps should be followed after installing the Cylinder Head for the 2011 Chevrolet Equinox? Posted by Natalie K.
    A:
    Afterward, install the timing chain, exhaust manifold, and intake manifold, then complete the installation in reverse order of removal. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Bob / Nov 09, 2025
    Q:
    Do your head comes complete with the camshaft Posted by James R. / 2011 Cadillac SRX
    A:
    12635548 is a complete assembly
    Answered by GM Parts Specialist Xavier / Jun 21, 2024

Genuine GM Part 12635548, the Right Choice

To ensure reliability, purchase GM part # 12635548 Cylinder Head. It is sometimes referred to as Buick 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 Buick Allure, LaCrosse models.

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