Make sure this part fits

GM 12677839
Oil Pressure Sending Unit

2003-2007 GM

Customer Questions & Expert Answers (7)
GM 12677839 Oil Pressure Sending Unit
GM 12677839 Oil Pressure Sending Unit
  • Part Description
    Sensor Assembly-Engine Oil Pressure; Oil Pressure Switch
  • Replaces
    12563500, 12574403
  • Manufacturer
    General Motors
Make sure this part fits
$63.24 MSRP: $112.42
You Save: $49.18 (44%)
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  • Vehicle Fitment

    Year Make Model Trim Engine
    2003-2006 Chevrolet Avalanche 2500Base, LS, LT8 Cyl 8.1 L GAS
    2003-2006 Chevrolet Silverado 2500 HDBase, LS, LT, WT8 Cyl 8.1 L GAS
    2007 Chevrolet Silverado 2500 HD ClassicLS, LT, WT8 Cyl 8.1 L GAS
    2003-2006 Chevrolet Silverado 3500Base, LS, LT, WT8 Cyl 8.1 L GAS
    2007 Chevrolet Silverado 3500 ClassicLS, LT, WT8 Cyl 8.1 L GAS
    2003-2006 Chevrolet Suburban 2500LS, LT8 Cyl 8.1 L GAS
    2003-2006 GMC Sierra 2500 HDBase, SL, SLE, SLT, WT8 Cyl 8.1 L GAS
    2007 GMC Sierra 2500 HD ClassicSL, SLE, SLT, WT8 Cyl 8.1 L GAS
    2003-2006 GMC Sierra 3500Base, SL, SLE, SLT, WT8 Cyl 8.1 L GAS
    2007 GMC Sierra 3500 ClassicSL, SLE, SLT, WT8 Cyl 8.1 L GAS
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    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 12677839 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12677839 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What is the final step in the process for the 2006 Chevrolet Avalanche 2500? Posted by Customer
    A:
    Reinstall the engine sight shield.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Oil Pressure Switch
    Q:
    What should be done after removing the engine sight shield for the 2007 Chevrolet Silverado 3500 Classic? Posted by Customer
    A:
    Disconnect the oil pressure sensor electrical connector.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Oil Pressure Switch
    Q:
    What is the first step to replace the Engine Oil Pressure Sensor or Switch for the 2006 Chevrolet Silverado 3500? Posted by Customer
    A:
    If necessary, remove the engine sight shield.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Oil Pressure Switch
    Q:
    What should be applied to the threads of the new oil pressure sensor for the 2005 GMC Sierra 3500? Posted by Customer
    A:
    Apply sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Oil Pressure Switch
    Q:
    What is the first step in the replacement process for the 2007 GMC Sierra 3500 Classic? Posted by Customer
    A:
    Begin by removing the intake manifold.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Oil Pressure Switch
    Q:
    What should be done after removing the engine sight shield for the 2004 GMC Yukon XL 2500? Posted by Customer
    A:
    Disconnect the oil pressure sensor electrical connector.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Oil Pressure Switch
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Oil Pressure Sending Unit 12677839 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 12677839 Oil Pressure Sending Unit is available in the market under the name GM Oil Pressure Switch. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 12677839 Oil Pressure Sending Unit fits certain Chevrolet Silverado 2500 HD, Silverado 3500, Avalanche 2500 models, as well as GMC Sierra 2500 HD, Sierra 3500, Sierra 2500 HD Classic models.
The original GM component designated by manufacturer part number 12677839 maintains top performance when functioning as the Sensor Assembly-Engine Oil Pressure; Oil Pressure Switch unit. The component 12677839 is constructed from durable material and its dimensions span 3.1 x 2.1 x 2.1 inches while weighing 0.40 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Sensor, Engine Oil Pressure/Temperature. The part 12677839 has available replacement options 12563500, 12574403. 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.