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Replacement and OEM Parts for 2009 GMC Sierra 1500 Engine Main Bearing Gasket

2009 GMC Sierra 1500 Engine Main Bearing Gasket

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2009 GMC Sierra 1500
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2 Q&A for Engine Main Bearing Gasket Repair
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  • OEM 2009 GMC Sierra 1500 Gasket-Crankshaft Rear Oil Seal Housing Diagram - 12639249
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    OEM (Genuine) 2009 GMC Sierra 1500 Gasket-Crankshaft Rear Oil Seal Housing

    PartNumber: 12639249
    OEM 2009 GMC Sierra 1500 Gasket-Crankshaft Rear Oil Seal Housing - 12639249
    Product Specifications
    • Notes: Silverado, Sierra; Silverado, Sierra Hybrid
    • Item Dimensions: 11.3 x 10.9 x 0.2 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12633578, 12553460, 12593587, 12559769, 12574293
    • Part Description: 2009 GMC Sierra 1500 Gasket-Crankshaft Rear Oil Seal Housing
    More Info
    Vehicle Fitment
    • 2009 GMC Sierra 1500 | Base, C3, Denali, HT, Hybrid, SL, SLE, SLT, WT, XFE | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
    $40.31 MSRP: $60.16
    You Save: $19.85 (33%)

FAQ for Engine Main Bearing Gasket Repair

Q: What is the removal procedure for the crankshaft rear oil seal?
A:
The procedure is to remove the automatic transmission flexplate and remove the crankshaft rear oil seal.
By Bob
GM Specialist
01/11/2022
Q: What is the first step for installing the crankshaft rear oil seal?
A:
The first step is to inspect the seal and identify the part number markings for proper orientation.
By Bob
GM Specialist
01/11/2022

FAQ for Other Repair Info

Q: What is the removal procedure for the crankshaft front oil seal (Except LMG, LY2, and LY5)?
A:
The procedure is to remove the crankshaft balancer and remove the crankshaft front oil seal from the front cover.