Caravan AWD V6-201 3.3L (1991)
Auxiliary Air Valve (Idle Speed): Technical Service Bulletins
Idle Air Control Motor - Whistling Noise
NO.: 14-09-93 Rev.A
GROUP: Fuel
DATE: Nov. 12, 1993
SUBJECT:
Idle Air Control Motor Whistle
NOTE:
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN NO. 14-09-93 DATED 6-4-93, WHICH SHOULD BE REMOVED FROM
YOUR FILES. REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS**. CHANGES INCLUDE MODELS & DIAGNOSIS REVISION.
MODELS:
** 1991 - 1993
(AC) Dynasty/New Yorker/New Yorker Salon
(AY) Imperial/New Yorker Fifth Avenue
1991 - 1994
(AS) Caravan/Grand Caravan/Caravan CV
Voyager/Grand Voyager/Town & Country**
1993
(LH) Concorde/Intrepid/Vision
1994
(LH) LHS/New Yorker
**NOTE:
THIS BULLETIN APPLIES TO 3.3L & 3.8L AC & AY; 3.3L AS BUILT PRIOR TO MDH 1108XX; AND LH MODELS BUILT PRIOR TO MDH
0726XX.**
SYMPTOM/CONDITION:
Vehicle exhibits a high-pitched whistling noise from the engine compartment at idle. The noise may be more prevalent when the engine is under a load
such as air conditioning or headlamps on. No whistling can be heard while cruising.
DIAGNOSIS:
**Place the gear selector in park, set the parking brake, and start the engine. Let the engine idle for several minutes (3 to 5 minutes). Verify there are no
vacuum leaks in the engine compartment. Increase the engine RPM's to around 1200 using the throttle. If the whistle sound goes away, perform the repair
procedure below. If the whistle does not go away see Technical Service Bulletin No. 21-01-93 published 1-13-93.**
PARTS REQUIRED:
1
4612673
Idle Air Control Motor
REPAIR PROCEDURE:
This bulletin involves the replacement of the idle air control motor.
1.
Using the procedures outlined in the appropriate Service Manual, replace the idle air control motor.
2.
Run the engine at idle to verify the condition has been corrected.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
Labor Operation No.
14-30-23-96
0.2 Hrs.
FAILURE CODE: P8 - New Part
