Fulltext TSBs

Technical Service Bulletins

TSB
07-21-3
  • HIGH PRESSURE POWER STEERING LINE SEEPAGE – COLD CLIMATES ONLY (EXCLUDING HERITAGE F-150)
Publication Date: October 5, 2007

FORD:
2004-2008 F-150
LINCOLN:
2006-2008 Mark LT

ISSUE:

Some 2004-2008 F-150 (Excluding Heritage F-150) and 2006-2008 Mark LT vehicles may encounter a concern of a power steering fluid seepage from tears in the high pressure line hose material due to prolonged exposure to -20 °F (-29 °C) and below, specifically climates in areas such as Alaska and Northern Canada.

ACTION:

Follow the Service Procedure steps to correct the condition.

SERVICE PROCEDURE

A new service only part has been developed which will resolve this concern on vehicles operating in this environment. Use of the part in warmer climates may result in increased incidents of steering shudder.

Remove and replace the power steering line with the service only part listed, following Work Shop Manual, Section 211-02.

NOTE:USE OF THIS PART IN WARMER CLIMATES COULD RESULT IN LOW SPEED STEERING SHUDDER AND OTHER NVH RELATED COMPLAINTS.

NOTE:WHILE REPAIRING THE POWER STEERING SYSTEM, CARE SHOULD BE TAKEN TO PREVENT THE ENTRY OF FOREIGN MATERIAL OR FAILURE OF THE POWER STEERING COMPONENTS MAY RESULT.


PART NUMBERPART NAME
8L3Z-3A719-APower Steering Hose (4.6L 4X2)
8L3Z-3A719-BPower Steering Hose (5.4L 4X2)
8L3Z-3A719-CPower Steering Hose (4.6L 4X4)
8L3Z-3A719-DPower Steering Hose (5.4L 4X4/AWD)
8L3Z-3A719-EPower Steering Hose (4.2L 4X2)

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.

OPERATIONDESCRIPTIONTIME
072103A2005-2008 F150 4.2L: Replace The Power Steering Pressure Hose (Do Not Use With 3719A)0.8 Hr.
072103A2005-2008 F150 4.6L: Replace The Power Steering Pressure Hose (Do Not Use With 3719A)1.4 Hrs.
072103A2005-2008 F150, 2006-2008 Mark LT 5.4L 3V: Replace The Power Steering Pressure Hose (Do Not Use With 3719A)1.1 Hrs.

DEALER CODING

BASIC PART NO.CONDITION CODE
3A719d4