A/T - 6R75 Squawk Noise On Hard Downshifts

TSB 09-6-1

04/06/09

6R75 TRANSMISSION - SQUAWK NOISE DURING
POWER/FORCED DOWNSHIFT

FORD:
2007-2008 Expedition

This article supersedes TSB 08-19-8 to update the vehicle model years and remove the production fix date.

ISSUE
Some 2007-2008 Expedition vehicles equipped with a 6R75 transmission may exhibit a squawk type noise during hard acceleration down shifts (4-3), (5-3) and (6-3) downshifts. The noise is produced during the release of the overdrive clutch.

ACTION
Follow the Service Procedure steps to correct the condition.

SERVICE PROCEDURE

Follow Workshop Manual (WSM), Section 307-01B to replace the overdrive friction plates.

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.





Parts Block

OPERATION DESCRIPTION TIME

090601A 2007-2008 Expedition 10.9
6R75 Transmission 4X2: Hrs.
Replace The Overdrive
Friction Plates, Includes
Time To Remove And
Install Transmission. (Do
Not Use With 7000A,
7000A2, 7000AXQ,
7000AZT)

090601A 2007-2008 Expedition 11.6
6R75 Transmission 4X4: Hrs.
Replace The Overdrive
Friction Plates, Includes
Time To Remove And
Install Transmission And,
Transfer Case. (Do Not
Use With 7000A, 7000A2,
7OOOAXQ, 7000AZT)

DEALER CODING
CONDITION
BASIC PART NO. CODE
7B164 D4





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