TSB 14-04-94

Idle Air Control Motor Whistle

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 Date: Mar. 25, 1994

Models: 1994 (BR) Ram Pickup, Chassis Cab

1994 (AB) Ram Van/Wagon
         (AN) Dakota/Dakota Cab & Chassis
         (BR) Ram Pickup, Chassis Cab

NOTE: THIS BULLETIN APPLIES TO VEHICLES WITH THE 5.2L & 5.9L ENGINES BUILT PRIOR TO MDH 1101XX.

Symptom/Condition:

A high-pitched whistling noise from the engine compartment is noticeable at idle. The noise way be rare 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.

Parts Required: 

1            53030450      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.

Notes: 

Policy:    Reimbursable within the provisions of the warranty.

Time Allowance:
Labor Operation No:  14-30-23-97 AN, DR . . . . . . . . . . . . . . . 0.3 Hrs.
                                                        AB   . . . . . . . . . . . . . . . . . . 0.4 Hrs.

Failure Code:  P8 - New Part