F 350 4WD Super Duty V8-6.4L DSL Turbo (2008)
Idler Pulley: All Technical Service Bulletins
Engine - 6.4L Diesel Belt/Idler Pulley Chirp On Start Up
TSB 09-9-8
05/18/09
6.4L DIESEL - COLD WEATHER BELT CHIRP
FORD:
2008-2009 F-Super Duty
This article supersedes TSB 07-23-9 to update model year, Service Procedure and Part List.
ISSUE
Some 2008-2009 F-Super Duty vehicles equipped with a 6.4L diesel may exhibit a front end accessory drive (FEAD) belt chirp when initially started
following a cold soak.
ACTION
Follow the Service Procedure steps to correct the condition.
SERVICE PROCEDURE
1.
On 2008 model year vehicles built on or before 11/9/2007 and equipped with single alternator, replace the idler pulley following Workshop
Manual Section 303-05. (Figure 1)
2.
On 2008 model year vehicles built on or before 11/9/2007 and equipped with dual alternator, replace the idler pulley following Workshop Manual
Section 303-05. (Figure 1)
3.
On 2008 and 2009 model year vehicles equipped with single alternator, replace the main FEAD drive belt with a new service belt that has an
improved noise resistant rubber compound.
WARRANTY STATUS: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage
IMPORTANT: Warranty coverage limits/policies are not altered by a TSB. Warranty coverage limits are determined by the identified causal part.
OPERATION
DESCRIPTION
TIME
090908A
2008-2009 F-Super Duty
1.6 Hrs.
6.4L: Replace The FEAD
Belt Only, Includes Time
To Remove And Install
The Upper Fan Shroud
(This Labor Operation Is
