Fulltext TSBs

Technical Service Bulletins

TSB
99-18-10
  • TRANSMISSION – M6OD – BROKEN/BENT SHIFT LEVER – VEHICLES WITH 7.3L DIESEL ENGINE
  • TRANSMISSION – M6OD – HARD SHIFTING – VEHICLES WITH 7.3L DIESEL ENGINE
Publication Date: AUGUST 27, 1999

FORD:
1999 SUPER DUTY F SERIES

ISSUE:

Hard shifting may be evident when vehicle is cold or shift lever may be broken/bent. This may be due to insufficient venting of fluid in transmission shifter detent assembly causing hydrostatic locking.

ACTION:

Replace detent assembly and guide bushing with new detent assembly and revised guide bushing. Refer to the following Service Procedure for details.

SERVICE PROCEDURE

For “Hard to Shift” Concern

  1. Raise vehicle on hoist.
  2. Remove guide bushing and detent with 1-5/8″ socket. Refer to Figure 1.
  3. Install new Gear Shift Detent (E7TZ-7E218-A) into the new Guide Bushing (F81Z-7Z415-AB).
  4. Apply Gasket Maker (F8AZ-19B508-AB or equivalent meeting Ford specification WSK-M2G348-A5) on the threads of the bushing and install into the transmission. Torque to 60-70 N-m (45-50 lb-ft).

For “Broken/Bent Shift Lever” Concern

  1. Follow “Hard to Shift” procedure to install new guide bushing.
  2. Follow procedure as outlined in the 1999 Super Duty F Series Workshop Manual to repair the broken or bent shift lever.

PART NUMBERPART NAME
F81Z-7Z415-ABGuide Bushing
E7TZ-7E218-AGear Shift Detent
F8AZ-19B508-ABGasket Maker
F81Z-7210-AEStub Lever
F81Z-7210-AAShift Lever

OTHER APPLICABLE ARTICLES:

NONE

WARRANTY STATUS:

Eligible Under The Provisions Of Bumper To Bumper Warranty Coverage

OPERATIONDESCRIPTIONTIME
991810AReplace Detent Assembly And Guide Bushing0.6 Hr.
991810BExtra Time To Replace Broken/Bent Shift Lever0.6 Hr.

DEALER CODING

BASIC PART NO.CONDITION CODE
7E21842

OASIS CODES:

505000, 5052000




Figure 1 – Article 99-18-10


Copyright © 1999 Ford Motor Company