A/T - Deceleration Shudder/Vibration
TECHNICALBulletin No.: 10-07-30-004
Date: February 09, 2010
Subject: Decel Shudder/Vibration (Reprogram TCM)
Models:
2008 Saturn VUE
Equipped with 3.6L V6 Engine (RPO LY7)
and 6T70 Automatic Transmission (RPOs MH2, MH4)
Condition
Some customers may comment on a vibration, shudder or chuggle during an extended closed throttle decel / coast in fourth, fifth or sixth gear.
Correction
A revised transmission calibration has been developed to address this issue. Reprogram the transmission control module (TCM) with updated calibration files using the TIS2WEB Service Programming System (SPS) application. This is a selectable calibration labeled "Select this cal ONLY to address a customer complaint of a coastdown chuggle/vibration in 4th, 5th, and 6 gears." Refer to SI and Service Programming System (SPS) documentation for programming instructions, if required.
Warranty Information
For vehicles repaired under warranty, use:
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