By any chance, would it pertain to this Ford TSB?
TSB
12-8-24
- GRUNT/CREAK/CHIRP/SQUEAK NOISE FROM THE FRONT LOWER CONTROL ARM OVER BUMPS
Publication Date: August 30, 2012
FORD:
2011-2013 Mustang
The article supersedes TSB
11-10-17 to remove the production fix date, update the model years, Service Labor Time Standards and Part List.
ISSUE:
Some 2011-2013 Mustangs vehicles may exhibit a grunt/creak/chirp/squeak noise from the
front lower control arm hydro bushing. These noises may occur over large vertical bumps like speed bumps, pot holes, rough roads and driveway approaches.
ACTION:
Follow the Service Procedure steps to correct the condition.
SERVICE PROCEDURE
- <LI itxtHarvested="0" itxtNodeId="111">Use chassis ears on the lower control arm hydro bushing bracket
tabs to verify noise is coming from the hydro bushing. The hydro bushing is the large diameter bushing at the rear of the control arm.
- If the noise is not confirmed as coming from the hydro bushing, do not continue with this article. Refer to Workshop Manual, Section 204-00 for normal diagnostics.
- If the noise is confirmed as coming from the hydro bushing, replace the lower control arm that is making the noise. Refer to WSM, Section 204-01.
PART NUMBERPART NAME
CR3Z-3078-CArm Assy - Right Front
CR3Z-3079-CArm Assy - Left Front
W710141-S439Lower Arm Rear Bolt
W709865-S439Lower Arm Front Bolt
W710909-S439Steering Gear Bolt
W711123-S439Ball Joint Bolt
W520215-S440Lower Arm Rear Nut
W520214-S440Ball Joint Nut
W713882-S437Rack Nut
WARRANTY STATUS:
Eligible Under Provisions Of
New Vehicle
Limited Warranty Coverage
IMPORTANT: Warranty/ESP
coverage
limits/policies/prior approvals are not altered by a TSB. Warranty/ESP coverage limits are determined by the identified causal part and verified using the OASIS part coverage tool.
OPERATIONDESCRIPTIONTIME120824A2011-2013 Mustang: Replace One (1)
Front Lower Control Arm, Includes Time To Diagnose1.8 Hrs.120824B2011-2013 Mustang: Replace Two (2) Front Lower Control Arms, Includes Time To Diagnose2.1 Hrs.
DEALER CODING
BASIC PART NO.CONDITION CODE307842
NOTE: The information in Technical Service Bulletins is intended for use by trained, professional technicians with the knowledge, tools, and equipment to do the job properly and safely. It informs these technicians of conditions that may occur on some vehicles, or provides information that could assist in proper vehicle service. The procedures should not be performed by "do-it-yourselfers". Do not assume that a condition described affects your car or
truck
. Contact a Ford or Lincoln dealership to determine whether the Bulletin applies to your vehicle. Warranty Policy and Extended Service Plan documentation determine Warranty and/or Extended Service Plan coverage unless stated otherwise in the TSB article. The information in this Technical Service Bulletin (TSB) was current at the time of printing. Ford Motor Company reserves the right to supercede this information with updates. The most recent information is available through Ford Motor Company's on-line technical resources.
Copyright © 2012
Ford Motor
Company