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2010 GMC Sierra 3500 HD Timing Chain

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2010 GMC Sierra 3500 HD
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Timing Belts, Chains, Cams & Related Parts
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1 Product found

2 Q&A for Timing Chain Repair
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  • OEM 2010 GMC Sierra 3500 HD Chain Asm-Timing - 12646386
    OEM 2010 GMC Sierra 3500 HD Chain Asm-Timing Diagram - 12646386
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    OEM (Genuine) 2010 GMC Sierra 3500 HD Chain Asm-Timing

    PartNumber: 12646386
    $53.72 MSRP: $101.00
    You Save: $47.28 (47%)
    Product Specifications
    • Notes: Silverado, Sierra
    • Other Names: Timing Chain
    • Item Dimensions: 5.8 x 2.9 x 0.7 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 88958608, 12552954, 12586482
    • Replaced by: 12646387
    • Part Description: 2010 GMC Sierra 3500 HD Chain Asm-Timing
    More Info
    Vehicle Fitment
    • 2010 GMC Sierra 3500 HD | AT4, Base, Denali, Pro, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L FLEX, 8 Cyl 6.6 L GAS

FAQ for Timing Chain Repair

Q: How to remove the Timing Chain?
A:
You should remove the oil pump, the camshaft position (CMP) actuator solenoid valve, the CMP actuator and timing chain, the timing chain tension bolts, the crankshaft sprocket, the crankshaft sprocket, and the crankshaft sprocket key.
By Bob
GM Specialist
01/11/2022
Q: How to install the Timing Chain?
A:
You should install the key into the crankshaft keyway, the crankshaft sprocket, the sprocket onto the crankshaft, the EN 46330, the timing chain tensioner and bolts, the CMP actuator and timing chain, the actuator completely, a new CMP actuator valve and the oil pump.
By Bob
GM Specialist
01/11/2022

FAQ for Other Repair Info

Q: How to remove the Drive Belt Idler Pulley?
A:
You should remove the accessory drive belt, loosen the drive belt Idler Pulley bolt and remove the idler pulley.
Q: How to install the drive belt tensioner?
A:
You should place the drive Belt Tensioner on the water pump, install the drive belt tensioner bolts and then install the accessory drive belt.
Q: How to install the Camshaft Position Actuator?
A:
You should compress the timing chain tensioner guide, install the CMP actuator and timing chain, align the hole in the rear face of the CMP actuator with the locating pin on the front face of the Camshaft, place a straight edge across the front face of the engine block, inspect for proper installation of the CMP actuator and timing chain, install a new CMP actuator solenoid valve and then install the oil pump.