A/T - 4T40E Limited On Vehicle Service
File In Section: 7 - TransmissionBulletin No.: 57-71-16
Date: September, 1995
Subject:
Hydra-matic 4T40-E Transaxle
Models:
1995-96 Chevrolet Cavalier
1995-96 Pontiac Sunfire
with Hydra-matic 4T40-E Transaxle (RPO MN4)
This bulletin contains information regarding limited vehicle service for the Hydra-matic 4T40-E transaxle.
Service Policy
August 1, 1995 to July 31, 1996: Limited On-vehicle Service
Beginning August 1, 1995, limited on-vehicle service will be permitted for Hydra-matic 4T40-E transaxles. The components included for limited on-vehicle service are shown in Figure 1. All repairs which cannot be corrected with the components shown in Figure 1 must use a Goodwrench SRTA transmission for the repair.
August 1, 1996: Complete Transaxle Service
Beginning August 1, 1996 the Hydra-matic 4T40-E transaxle can be serviced completely with replacement components. However, the Goodwrench SRTA program will continue to be available for repairs that warrant a complete transaxle replacement.
Parts Information
Many of the components shown in Figure 1 are also included in service packages. Refer to the latest GMSPO Parts Catalogue for service parts information.