Electrical system
Pontiac technical service bulletin PIT5485 for 2005-2009 Pontiac Montana, 2005-2009 Chevrolet Uplander and 2005-2008 Buick Terraza and others.
- Bulletin number
- PIT5485
- Component
- Electrical system
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that unable to place calls to OnStar while in ignition ON mode after performing the OnStar Canada upgrade. Engineering is aware of the issue and is working on a solution. Dealer should communicate to the customer that we apologize for this inconvenience and that General Motors is working on a solution for this concern.
Owners of these vehicles have filed 248 complaints in the electrical category.
Vehicles covered
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