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May 18, 2016 Service bulletin

This preliminary information communication provides information to the technician how to diagnose and...

Chevrolet technical service bulletin PIT-4713-A for 2008-2009 Chevrolet Tahoe Hybrid, 2008-2009 GMC Yukon Hybrid and 2009 Cadillac Escalade Hybrid.

Bulletin number
PIT-4713-A
Component
Electrical system: wiring
Summary
This preliminary information communication provides information to the technician how to diagnose and repair vehicle that may have a rattle, itch or tapping noise coming from the center of the instrument panel area while driving. The cause may be an engine wiring harness making contact with a dowel pin on the forward bulkhead. Technician will remove the engine cover and locate the engine harness. Inspect for a holding clip that secures the engine harness to the fuel line bracket. Technician will install a holding clip to remove the slack in the harness.

Owners of these vehicles have filed 34 complaints in the electrical category.

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