Concorde V6-3.2L VIN J (2000)
Control Module HVAC: All Technical Service Bulletins
A/C - Erratic Operation/Poor Performance
NUMBER: 24-002-04 REV. A
GROUP: Heating & A/C
DATE: July 30, 2004
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 24-002-04, DATED MARCH 30, 2004, WHICH SHOULD BE REMOVED
FROM YOUR FILES . ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDES ADDITIONAL MODEL YEAR.
SUBJECT:
A/C and Heater Performance
OVERVIEW:
This bulletin provides diagnostic information for A/C and heater performance complaints.
MODELS:
1998 - 2004
(LH)
LHS/300M/Concorde/Intrepid
2001 - **2005**
(JR)
Sebring Convertible/Sebring Sedan/Stratus Sedan
NOTE:
Perform Customer Satisfaction Notification no. 857, reprogram Powertrain Control Module (PCM), for 2000 model year LH-vehicles built prior to
August 30, 1999 (MDH 0830XX).
SYMPTOM/CONDITION:
Erratic operation of the A/C and heater systems including:
^
Lack of cold air
^
Lack of hot air
^
Unrequested mode change - Automatic Temperature Control (ATC) only)
^
No control of mode or temperature control
^
Tapping noise from blend door
The above Symptoms may be accompanied by the following Diagnostic Trouble Codes (DTCs):
^
Blend door feedback
^
Blend door stall
^
A/C control mode door input shorted to battery
^
Mode door stall
^
In car temp sensor failure ATC messages not received
DIAGNOSIS:
^
Do not attempt to remove A/C control until after this entire Diagnosis and Repair Procedure has been performed.
^
Verify customer reported symptom(s) if possible.
^
Check for the presence of DTCs with the scan tool (DRBIII(R)) and record on the repair order. If a DRBIII(R) is not available reference the
appropriate Service Manual - Heating and Air Conditioning "Self Diagnostics" procedure and record any present DTCs on the repair order. If
Symptoms and/or DTCs other than those listed above are present, repair as necessary. If a Symptom(s) and/or DTC(s) listed above is present,
perform the Repair Procedure.