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2012
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Sierra 1500 4WD V6-4.3L
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Fluid - Differential
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Technical Service Bulletins
Fluid - Differential: Technical Service Bulletins
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Drivetrain - Excessive Effort When Shift From 2HI to 4HI
All Technical Service Bulletins
Drivetrain - Excessive Effort When Shift From 2HI to 4HI