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GMC 12642205 Valve Assembly, Crankcase Depression Regulator

2010-2016 GMC

Customer Questions & Expert Answers (3)
12642205 GM Valve Assembly, Crankcase Depression Regulator Illustration 1 of 1
  • Part Description
    VALVE, Engine Crankcase
  • Replaces
    12633286
  • Manufacturer
    General Motors
Make sure this part fits
$27.22 MSRP: $47.76
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Due to manufacturer supply shortage, this item isn't currently available for ordering.

  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GMC
    Manufacturer Part Number12642205
    Part DescriptionVALVE, Engine Crankcase
    Item Dimensions4.9 x 4.3 x 2.7 inches
    Item Weight0.50 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces12633286
    ManufacturerGeneral Motors
    SKU12642205
    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
    2010-2016 GMC Savana8 Cyl 6.6L Diesel1 TON CARGO EXPRESS, 1 TON CARGO SAVANA, 1 TON COMMERCIAL/RV CUTAWAY, 1 TON PASSENGER, 3/4 TON CARGO EXPRESS, 3/4 TON CARGO SAVANA, 3/4 TON PASSENGER EXPRESS, 3/4 TON PASSENGER SAVANA
    2011 GMC Sierra8 Cyl 6.6L Diesel1 TON CREW CAB, CREW CAB 1 TON, CREW CAB 1 TON 119.0, CREW CAB 1 TON 137.0, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 3/4 TON, EXTENDED CAB 1 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CAB CHASSIS 1 TON 161.5, EXTENDED CREW CAB 1 TON 161.5, REGULAR CAB 1 TON, REGULAR CAB 3/4 TON, REGULAR CAB CHASSIS 1 TON 137.0, REGULAR CAB CHASSIS 1 TON 161.5
  • 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 12642205 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What must be done to access the PCV Valve for the 2013 Chevrolet Express? Posted by Marlies L.
    A:
    The engine cover must be removed to access the PCV valve. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Bob / Jan 23, 2026
    Q:
    How does the PCV Valve system in the 2015 Chevrolet Express differ from conventional PCV systems? Posted by Wayde S.
    A:
    The PCV system in these vehicles does not rely on intake manifold vacuum for scavenging crankcase gases. Instead, it operates by maintaining a pressure differential in the crankcase. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Syed / Aug 30, 2022

Genuine GM Part 12642205, the Right Choice

To ensure reliability, purchase GM part # 12642205 Valve Assembly, Crankcase Depression Regulator. It is sometimes referred to as GMC PCV Valve. 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 GMC Savana, Sierra models.

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