Service Stability Message And DTCS C0455 Or C0550 Set (Update Vehicle Stability Enhancement System (VSES) Module Software) (03-05-25-005)
Publication date: 2003-08-01Reference number: 03-05-25-005
SERVICE STABILITY MESSAGE AND DTCS C0455 OR C0550 SET (UPDATE VEHICLE STABILITY ENHANCEMENT SYSTEM (VSES) MODULE SOFTWARE)
TECHNICAL SERVICE BULLETIN
Reference Number(s): 03-05-25-005, Date of Issue:
August 2003
| CADILLAC: | 2003-2004 Escalade, Escalade ESV, Escalade EXT with Vehicle Stability Enhancement System (RPO JL4) |
| CHEVROLET: | 2003-2004 Suburban, Tahoe with Vehicle Stability Enhancement System (RPO JL4) |
| GMC: | 2003-2004 Denali, Denali XL, Yukon, Yukon XL with Vehicle Stability Enhancement System (RPO JL4) |
| SECTION: | 05 - Brakes |
CONDITION
Some customers may comment on one or more of the following concerns:
- The Service Stability message may be displayed on the DIC (Driver Information Center).
- The vehicle lighting systems may dim noticeably.
- The VSES motor may come on unexpectedly.
- The brake and Anti-Lock Brake System (ABS) telltales may come on and chime. This concern is most common in cold weather.
Technicians may find Diagnostic Trouble Code (DTC) C0455 and/or C0550 set.
CORRECTION
Technicians are to update the VSES module with new software. The new software will be available in TIS version 6.5, scheduled for release on June 15, 2003. All 2004 model year trucks built prior to June 16, 2003 will also need the VSES module software update.
WARRANTY INFORMATION
For vehicles repaired under warranty, use:
WARRANTY INFORMATION
| Labor Operation | Description | Labor Time |
| N8520 | ABS Module-Reprogram * | 0.4 hr |
| * This labor operation is for use only with this bulletin. This number will not be published in the Labor Time Guide. | ||