New Yorker V6-3.5L VIN F (1994)
Hose/Line HVAC: All Technical Service Bulletins
AC Compressor - Resonating Moaning Noise
NO.: 24-18-93 Rev. A
GROUP: Heater & A/C
DATE: Jul. 16, 1993
SUBJECT:
3.5L A/C Compressor Noise
NOTE:
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN NO. 24-18-93 WHICH SHOULD BE REMOVED FROM YOUR FILES.
REPAIR PARTS AND PROCEDURES HAVE BEEN ADDED.
MODELS:
1993
(LH) Concorde/Intrepid/Vision
1994
(LH) LHS/New Yorker
SYMPTOM/CONDITION:
The air conditioning compressor on 3.5L engine equipped vehicles has been the source of noise complaints. A fix has been developed for a 2100 RPM
noise. This noise does not represent a durability concern.
2100 RPM Compressor Noise Description:
-
Noise has been described as "resonating tone", "moan" and "low whistle".
-
Noise level peaks at approximately 2100 engine RPM not very noticeable at other RPM's.
-
Noise is most noticeable after compressor clutch has been engaged or cycling for approximately five minutes.
If the vehicle exhibits this condition, perform the repair procedure.
NOTE:
REPLACING THE COMPRESSOR WILL NOT REDUCE THIS NOISE.
PARTS REQUIRED:
1
Damper Weight
5264445
1
Hose Clamp
2448763
REPAIR PROCEDURE:
This bulletin involves adding a damper weight to the A/C suction hose.
1)
Raise vehicle on a suitable hoist.
