Driveline - Clunk/Bump Starting From A Stop

TSB 05-26-10

12/31/05

CLUNK OR BUMP WHEN STARTING FROM A STOP

FORD:
1997-2004 F-150
1997-2006 E-Series
1999-2006 F-Super Duty

This article supersedes TSB 04-26-6 to update the affected model years.

ISSUE
Some 1997-2006 E-Series, 1999-2006 F-Super Duty, 1997-2003 F-150 and 2004 F-150 Heritage 4x2 vehicles may exhibit a driveline clunk or bump that occurs as the vehicle starts to move forward, following a stop. This condition may be caused by the slip yoke not sliding smoothly on the output shaft splines.

ACTION
Lubricate the slip yoke with Motorcraft PTFE Lubricant. Refer to the following Service Procedure.

SERVICE PROCEDURE

1. Verify the condition.

2. Remove the driveshaft per Workshop Manual Section 205-01. Be sure to index-mark the driveshafi during removal to maintain alignment during reinstallation.

3. Lubricate the slip yoke with 7-13 grams (0.25-0.46 oz.) of Motorcraft PTFE Lubricant.

4. Re-index and reinstall the driveshafi per Workshop Manual.

5. Verify the repair.





Parts Block

WARRANTY STATUS: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage

OPERATION DESCRIPTION TIME

052610A 1997-2003 F-150 and 2004 1.0 Hrs.
F-150 Heritage: Lubricate
Driveshaft Slip-Yoke
(Includes Time For Road
Test To Verify Concern,
Driveshaft R and I, And
Road Test To Verify
Repair)

052610A 1997-2006 E-Series and 1.2 Hrs.
1999-2006 F-Super Duty:
Lubricate Driveshaft
Slip-Yoke (Includes Time
For Road Test To Verify
Concern, Driveshaft R and
I, And Road Test To Verify
Repair)

DEALER CODING
CONDITION
BASIC PART NO. CODE
4602 41





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