Check Your Transmission

Gmc Sierra 2500HD

Here you can download Gmc Sierra 2500HD automatic transmission rebuild manuals, schemes, diagrams, fluid type and capacity information.
Whatever type of Gmc Sierra 2500HD you own, we will help you with guides that will teach you how to service your gearbox by yourself.
YearsTransmission TypeEngine TypeTransmissionInformation
2001-2007Rear-wheel drive / 4WD64L80E
2007-2011Rear-wheel drive66L90

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