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Chevrolet TSB #PIC3744F
2007 Chevrolet Impala
TSB Document:
Affected Component: EQUIPMENT:APPLIANCE:AIR CONDITIONER
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that may have musty odor from the heating, ventilation and air conditioning system. The concern occurs happens most often on initial start-up after the vehicle was driven on a hot humid day. This condition may be caused by condensate build-up on the evaporator core, which does not evaporate by itself in high humidity conditions. Technician will use the Tech 2 scan tool to activate the afterblow follow the on screen directions to finish enabling afterblow.
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