A/T - Repair/Replacement Guidelines

37 10 01

July 8, 2010

2021283 Supersedes T.B. Group 37 number 09-02 dated Aug. 28, 2009 to updated VTA form submittal process and included additional model years.





Vehicle Information

Condition

Automatic Transmission, Determining Repair versus Replacement

Technical Background

This bulletin provides a procedure to determine "repair" versus "replacement" of an automatic transmission. This procedure is to be used "After" the transmission has been removed from the vehicle.





NOTE

Production Solution

No production change required.

Service

Procedure

NOTE:
For detailed information regarding disassembly and repair procedures, see Repair Manual Group 37 in ElsaWeb.

1. Remove fluid using approved automatic transmission fluid exchanger or equivalent.

2. Remove torque converter (keep with unit).

3. Measure input shaft end play.

4. Remove input speed sensor.

5. Remove pump assembly.

6. Remove input clutch assembly.

7. Remove front sun gear assembly.

8. Remove front carrier/rear annulus assembly.

9. If transmission damage is determined to be higher than 80% of the cost of a replacement transmission, follow steps 10 through 13.

10. Place # 2 thrust bearing into transmission pan.

11. Reassemble transmission by reversing steps 4 through 8.

12. Return old torque converter using the same method used to ship to dealer. If service unit was received with the converter in a separate box within the transmission package, return the failed part in this manner. Otherwise, place converter into transmission and install shipping strap and bolts.

13. Return any loose items by placing in plastic bag and attaching to bell housing.

NOTE
All parts must be returned with transmission.





Warranty

Required Parts and Tools

No Special Parts required.

For Special Tools see Group 37 Transmission in ElsaWeb.





Additional Information

All part and service references provided in this Technical Bulletin are subject to change and/or removal.
Always check with your Parts Dept. and Repair Manuals for the latest information.





Routan Automatic Transmission Diagnostic Checksheet