For 1990-2009 cars only
Automatic Transmission Delayed Downshift or Lack of Acceleration (Update Transmission Calibration) (Middle East)
| Subject: | Automatic Transmission Delayed Downshift or Lack of Acceleration (Update Transmission Calibration) |
| Models: | 2008-2009 Chevrolet Caprice SS, Lumina SS, Royale (Middle East Only) |
| Built Prior to VIN Breakpoint 9L186231 (Build Date: 29/05/08) |
| Attention: | This condition only affects MY8.5 and MY09 V8 with six-speed automatic transmissions. |
Condition
Customers may experience a delay in acceleration or lack of performance from the automatic transmission when applying throttle at low speed, such as when exiting a corner. This may also be described by the customer as a flat spot or delayed shift and generally will be reported at approximately 30-40 km/h.
Correction
Reprogram the transmission control module (TCM) using SPS programming and TIS2Web.
Warranty Information
For vehicles repaired under warranty, use:
Labor Operation | Description | Labor Time |
|---|---|---|
K5635 | Reprogram Transmission Control Module | Use Published Labor Operation Time |
