Engine - Whistle Noise at Idle or on Deceleration

BULLETIN NO.: 02-T-22

ISSUE DATE: April, 2002

CATEGORY TYPE: Engine-08

CATEGORY: Induction

CORPORATION NO.: 02-06-01-013

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

MODELS AFFECTED:

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 REQUIREMENTS:

CLAIM INFORMATION:

To receive credit for this repair during the warranty coverage period, submit a claim through the Saturn Dealer System for J025 1 (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.





Disclaimer