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Symptom Tests: Notes

WARNING: This page is about a different car, the 2002 Cadillac Seville. However, it is still accessible from the selected car via links, so may be relevant.
  1. The following steps must be completed before using the symptom tables:
    • There are no DTCs set.
    • The Control Module(s) can communicate via the serial data link.
  2. Review the system operation in order to familiarize yourself with the system functions. See DESCRIPTION & OPERATION .
SYMPTOM TEST INDEX

Symptom Test
Air Delivery Improper A 
Auxiliary Air Delivery Improper B 
Air Recirculation Malfunction C 
Blower Motor Always On D 
Auxiliary Blower Motor Always On E 
Blower Motor Inoperative F 
Auxiliary Blower Motor Inoperative G 
Blower Motor Malfunction H 
Auxiliary Blower Motor Malfunction I 
Compressor Clutch Does Not Disengage J 
Compressor Clutch Does Not Engage K 
Steering Wheel Controls Inoperative L 
Too Cold In Vehicle M 
Auxiliary Too Cold In Vehicle N 
Too Hot In Vehicle O 
Auxiliary Too Hot In Vehicle P