Defroster/defogger/hvac System problems of the 2011 Buick Lacrosse

Two problems related to defroster/defogger/hvac system have been reported for the 2011 Buick Lacrosse. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2011 Buick Lacrosse based on all problems reported for the 2011 Lacrosse.

1 Defroster/defogger/hvac System problem

Failure Date: 05/28/2024

The contact owns a 2011 Buick Lacrosse. The contact stated while the vehicle was parked, the contact became aware of a failure with the defrost system. The contact stated that the windows failed to defrost properly, causing a visibility hazard while driving. The dealer was contacted; however, the vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 155,000.

2 Defroster/defogger/hvac System problem

Failure Date: 09/11/2019

Tl the contact owns a 2011 Buick Lacrosse. The contact stated that the ventilation inside the vehicle failed to work properly making it hard for the contact to see on coming traffic. The vehicle was taken to suttle motor corporation (12525 jefferson Ave, newport news, va 23602, (757) 886-1700) where it was diagnosed and determined that the hvac system failed and needed to be replaced. The vehicle was repaired however, the failure recurred. The vehicle was taken back to the dealer 2 or 3 additional times in which the technician was unable to duplicate the issue. The manufacturer was not made aware of the failure. The contact mentioned NHTSA campaign number: 11v149000 (visibility) as a possible solution to the failure however, the VIN was not included. The failure mileage was approximately 45,000.


Other Visibility related problems of the 2011 Buick Lacrosse

Wiper problems
14
Defogger problems
3
Defroster/defogger/hvac System problems
2
Sun Roof problems
1
Visibility problems
1


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Fuel Economy of Lacrosse Vehicles
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Lacrosse Defect Investigations