Heater/Defroster - Poor Performance: Overview
NO.: 24-05-93GROUP: Heater & A/C
DATE: Mar. 5, 1993
SUBJECT:
Poor Heater/Defroster Performance
MODELS:
1993 (B8) Colt Vista/Summit Wagon
SYMPTOM/CONDITION:
Customer complaints of extended time for the heater to supply warm air to the floor, or poor distribution of heated air to the defroster.
DIAGNOSIS:
Check the air ducts and rods to make sure they are not in the off position. Check that the engine is at full operating temperature and that an engine cooling system problem does not exist. If all the above is correct, proceed with the following repair procedure.
NOTE:
SOME VEHICLES MAY HAVE ONLY A DEFROST DISTRIBUTION CONDITION, OTHERS MAY HAVE ONLY A POOR FLOOR AIR DISTRIBUTION. PERFORM ONLY THE NECESSARY REPAIRS.
PARTS REQUIRED:
FOR FLOOR AIR DISTRIBUTION REPAIR:
1 Passenger Side Floor Duct MB657141
1 Defroster Lever MR116689
FOR DEFROSTER AIR DISTRIBUTION REPAIR:
1 Left Side Defroster Duct MB609825
1 Right Side Defroster Duct MB609826
1 Main Defroster Nozzle MB609824