For 1990-2009 cars

# Whistle Noise Under Certain Engine Operating Conditions

Subject: | Whistle Noise Under Certain Engine Operating Conditions (Replace Intake Manifold Gasket with Revised Intake Manifold Gasket Part Number)

Models: | 2000 - 2002 Saturn L-Series vehicles equipped with 4-cylinder (L61) engines

### Condition

Some customers may comment about a high-pitched whistle noise from the engine compartment during deceleration or idle conditions. The noise may be described as being similar to a tea kettle whistle.

### Cause

High intake manifold vacuum conditions may cause a slight amount of air to leak between the intake manifold and gasket causing a whistle type noise.

### Correction

Replace intake manifold gasket with the part number provided in this bulletin. Refer to appropriate service procedure in the applicable model year L-Series L61 Engine Service Manual. The revised gasket part number provided in this bulletin DOES NOT require replacement of the intake manifold.

### Parts Information

Part Number | Description | Qty
--- | --- | ---
12574933 | GASKET-INT MANIF | 1

### Warranty Information

To receive credit for this repair during the warranty coverage period, submit a claim through the Saturn Dealer System for J0251 (Manifold and/or Gasket, Intake - Replace), or if another procedure is performed, refer to the appropriate Electronic Labor Time Guide for the correct Labor Operation Code and Time.