A/T - Diagnosis Update (TCC Wiring Diagrams)

Bulletin: 93-74L60-6

Date: July '93

Ref.No.: 93-174-7

Corp.Ref.No.: 377128

SUBJECT:
SERVICE MANUAL UPDATE - SECTION 7A - AUTOMATIC TRANSMISSION DIAGNOSIS (UPDATED TCC WIRING DIAGRAMS)

MODELS AFFECTED:
1993 ROADMASTERS

BULLETIN COVERS:

New Product Information for 1993 HYDRA-MATIC 4L60 transmissions. This information has been updated since publication of the 1993 Service Manual and should be noted accordingly. Be certain to familiarize yourself with these updates to properly repair the 1993 HYDRA-MATIC 4L60 transmission.

SERVICE MANUAL REFERENCE:

Update your 1993 Service Manual Section 7A-15A Automatic Transmission Diagnosis with the different types of updated TCC wiring diagrams.





Wiring Diagram Type 4





Wiring Diagram Type 9





Wiring Diagram Type 18





Wiring Diagram Type 19





Wiring Diagram Type 22





Wiring Diagram Type 23