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November 15, 2012 Service bulletin

Visibility: defroster/defogger/HVAC system: rear window

Chevrolet technical service bulletin PIC4468C for 2006-2013 Chevrolet Impala and 2006-2007 Chevrolet Monte Carlo.

Bulletin number
PIC4468C
Component
Visibility: defroster/defogger/HVAC system: rear window
Summary
This Preliminary Information communication provides information to the technician about vehicles that the rear defogger stays on for longer than 20 minutes. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.

Owners of these vehicles have filed 139 complaints in the visibility category.

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