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August 1, 2010 Service bulletin

Cadillac/chevrolet/gmc: (hybrid) information on internal transmission wiring harness repairs

Chevrolet technical service bulletin PIP-4817 for 2011 Chevrolet Silverado 1500, 2008-2011 Chevrolet Tahoe and 2009-2010 Chevrolet Silverado and others.

Bulletin number
PIP-4817
Component
Power train: automatic transmission
Summary
Cadillac/chevrolet/gmc: (hybrid) information on internal transmission wiring harness repairs. Diagnostics of any one of or combination of the dtcs listed may lead to a internal transmission wiring harness concern. Transmissionwiring harness is found to be root cause of any one of the listed dtcs. Do not attempt to repair the internal transmission wiring harness.

Owners of these vehicles have filed 96 complaints in the transmission category.

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