FixVault

Symptom Tests: Notes

WARNING: This page is about a different car, the 2002 Cadillac Eldorado. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Complete the following steps before using the symptom tables:
  1. Perform DIAGNOSTIC SYSTEM CHECK  under SELF-DIAGNOSTIC SYSTEM before using the Symptom Tests in order to verify all of the following conditions:
    • No DTCs are set.
    • The control modules can communicate via the serial data link.
  2. Review the system operation in order to learn the system functions. See DESCRIPTION & OPERATION .
SYMPTOM TEST INDEX

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