Power Steering - Cold Weather High Pressure Line Leakage
TSB 07-21-310/29/07
HIGH PRESSURE POWER STEERING LINE
SEEPAGE - COLD CLIMATES ONLY (EXCLUDING
HERITAGE F-150)
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.
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
072103A 2005-2008 F150 4.2L: 0.8 Hr.
Replace The Power
Steering Pressure Hose
(Do Not Use With 3719A)
072103A 2005-2008 F150 4.6L: 1.4 Hrs.
Replace The Power
Steering Pressure Hose
(Do Not Use With 3719A)
072103A 2005-2008 F150 1.1 Hrs.
2006-2008 Mark LI 5.4L
3V: Replace The Power
Steering Pressure Hose
(Do Not Use With 3719A)
DEALER CODING
CONDITION
BASIC PART NO. CODE
3A719 D4
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