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Pontiac 12665857 Actuator

2007-2009 Pontiac

Customer Questions & Expert Answers (3)
12665857 GM Actuator Product Photo 1 of 1
  • Part Description
    Actuator, Engine Camshaft
  • Replaced By
    12684832
  • Manufacturer
    General Motors
Make sure this part fits
$80.55 MSRP: $195.02
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Pontiac
    Manufacturer Part Number12665857
    Part DescriptionActuator; Actuator, Engine Camshaft
    Item Dimensions4.9 x 4.5 x 2.3 inches
    Item Weight2.30 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Require Quantity2
    ManufacturerGeneral Motors
    SKU12665857
    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
    2007-2009 Pontiac G66 Cyl 3.6LGTP 2 DOOR NOTCHBACK, GXP 2 DOOR NOTCHBACK, GXP 4 DOOR NOTCHBACK
    2008-2009 Pontiac G86 Cyl 3.6L4 DOOR SEDAN, G-8
    2008-2009 Pontiac Torrent6 Cyl 3.6LGT SUV AWD, GT SUV FWD, SUV AWD, SUV FWD
  • 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 12665857 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    How should the timing chain cover and Cam Gear be removed for the 2008 Chevrolet Equinox? Posted by Landen S.
    A:
    Remove all bolts from the timing chain cover, using a bolt to help pry it loose if necessary. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Nicholas / Feb 09, 2026
    Q:
    What is the procedure for installation of the Cam Gear after repairs for the 2012 Cadillac CTS? Posted by Abdullahi A.
    A:
    During installation, align the crankshaft sprocket with the woodruff key, ensuring timing marks are visible and aligned. Then install the timing chains and guides, tightening bolts to the specified torque. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / May 20, 2025

Genuine GM Part 12665857, the Right Choice

To ensure reliability, purchase GM part # 12665857 Actuator. It is sometimes referred to as Pontiac Cam Gear. 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 Pontiac G6, G8, Torrent models.

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