The ongoing use of electronic controls is vehicles continues to challenge engineers and service technicians.
Defrosting is required by U.S. Motor Vehicle Safety Standards. GM Dealers will reprogram the confused computer with a process that will take about half an hour.
The HVAC safety defect recall is expected to begin on or before 11 March 2011. Owners may contact Buick at 1-866-608-8080, Cadillac at 1-866-982-2339 or at the owner center at www.gmownercenter.com about recall number 11057.
