G6 L4-2.4L (2007)
Control Module: All Technical Service Bulletins
A/T Controls - MIL ON/DTC's Set/Performance Issues
Bulletin No.: 06-07-30-027
Date: October 13, 2006
TECHNICAL
Subject:
MH2 6T70 Six Speed Automatic Transaxle MIL/SES, Transmission Performance Issue with One of These DTCs: P0777, P0797, P1825 or P2715
(Reprogram TCM)
Models:
2007 Saturn Aura
2007 Pontiac G6
Equipped with HYDRA-MATIC(R) Six Speed Automatic Transmission (RPO MH2)
Condition
Some customers may comment on a MIL/SES light being illuminated and a transmission performance issues. Technicians may find one of the following
codes set:
P0777 Clutch Pressure Control (PC) Solenoid 2 - Stuck On
P0797 Clutch Pressure Control (PC) Solenoid 3 - Stuck On
P1825 Internal Mode Switch - Invalid Range
P2715 Clutch Pressure Control (PC) Solenoid 4 - Stuck On
Cause
This condition may be caused by calibration parameters that may be too sensitive. This may cause the code to inadvertently set.
Correction
Reprogram the TCM with the latest calibrations if the above concern is encountered. An updated TCM calibration is now available to address this
concern. This calibration, or any that follow, is designed to address this concern. Refer to Service Programming System (SPS) using the appropriate
Service Information (SI) procedures. The new TCM calibrations will be available to dealerships in TIS 2 Web (website version of TIS) beginning
10/15/06. If you cannot access the calibration, call the Techline Customer Support Center and it will be provided. As always, make sure your Tech 2(R)
is updated with the latest software version.
Warranty Information
For vehicles repaired under warranty, use the table.
