Other information:
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
If installing a new module, it is necessary to upload the
module configuration information to the scan tool prior to removing the
module. This information must be downloaded into the new module after
installation.
Using a diagnostic scan tool, begin the PMI process for the HVAC control module ..
Inspection
NOTE:
There are typically 4 types of objectionable odors found in a vehicle:
chemical odors
environmental odors
human and other interior-generated odors
microbiological odors
Before determining that A/C odor treatment is required, determine the source and the circumstances under which the odor occurs.
NOTE:
Chemical odors are usually constant regardless..