Gm: gauge fluctuation, various dtcs, and the wiring harness may be chafing/rubbing on a/c line
Chevrolet technical service bulletin PI0699 for 2011-2012 Chevrolet Silverado and 2011-2012 GMC Sierra.
- Bulletin number
- PI0699
- Component
- Engine and engine cooling: cooling system
- Summary
- Gm: gauge fluctuation, various dtcs, and the wiring harness may be chafing/rubbing on A/C line. Js updated 5/22/12. Js updated 2/5/16.
Owners of these vehicles have filed 28 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 2011-2012 20112012
- GMC Sierra 2011-2012 20112012
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