Drivetrain - Excessive Rear Drive Axle Whine
TSB 09-20-410/19/2009
AXLE WHINE
FORD:
2005-2010 Mustang
This article supersedes TSBs 8-21-6 to update the vehicle model years.
ISSUE
Some 2005-2010 Mustang vehicles may exhibit excessive axle whine noise.
ACTION
Follow the Service Procedure steps to correct the condition.
SERVICE PROCEDURE
This condition may be corrected by installing tuned dampers on the rear axle assembly, if not already installed.
1. Check the rear axle assembly for the presence of tuned dampers. (Figures 1-2)
2. If not present, then install tuned dampers. Refer to the installation instruction sheet included in the damper kit.
NOTE
NO DRILLING IS REQUIRED IF DAMPER MOUNTING HOLES ARE PRESENT. VEHICLES BUILT AFTER 11/15/2004 ALREADY HAVE THE REQUIRED DAMPER MOUNTING HOLES.
3. If whine noise persists, then continue with normal diagnostics per Workshop Manual, Section 205-00.
Parts Block
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
092004A 2005-2010 Mustang: Install 0.6 Hr.
Axle Damper Kit Includes
Time To Drill Holes If
Necessary (Do Not Use
With Any Other Labor
Operations)
DEALER CODING
CONDITION
BASIC PART NO. CODE
4010 D9
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