HVAC Afterblow Function Description
The HVAC afterblow function can be enabled by using the scan tool. The function lets the blower motor run after the engine has been turned off to dry the evaporator core. Microbial growth, which can create undesirable odors, can be reduced by drying the evaporator core.
The afterblow function consists of the following steps:
Steps 5 & 6 are repeated 3 times.