2006 - 2012 Corvette: Service Bulletin: #PI0773: Diagnostic Tips for DTC P0796, Slip or No 4th, 5th or 6th Gear - (Jul 25, 2012)
Estimated Reading Time: 1 Minutes#PI0773: Diagnostic Tips for DTC P0796, Slip or No 4th, 5th or 6th Gear - (Jul 25, 2012)
| Subject: | Diagnostic Tips for DTC P0796, Slip or No 4th, 5th or 6th Gear |
| Models: | 2006 - 2009 Cadillac STS-V, XLR, XLR-V |
| 2007-2012 Cadillac Escalade Models | |
| 2009-2012 Cadillac CTS-V | |
| 2006 - 2012 Chevrolet Corvette | |
| 2007-2012 Chevrolet Silverado | |
| 2008-2012 Chevrolet Suburban | |
| 2009-2012 Chevrolet Avalanche, Tahoe | |
| 2010-2012 Chevrolet Camaro, Express | |
| 2007-2012 GMC Sierra, Sierra Denali, Yukon Denali, Yukon XL Denali | |
| 2008-2012 GMC GMC Yukon, Yukon XL | |
| 2010-2012 GMC Savana | |
| 2008-2009 HUMMER H2 | |
| 2008-2009 Pontiac G8 | |
| Equipped with 6L80 or 6L90 Automatic Transmission (RPO MYC, MYD) |
- Condition/Concern
-
Some customers may comment on any of the following conditions:
- MIL illuminated, DTC P0796 is found as an active or a history code in the TCM
- Slip or no fourth gear
- Slip or no fifth gear
- Slip or no sixth gear
- Recommendation/Instructions
-
If the 4-5-6 clutch is found to be distressed, be sure to disassemble and inspect the pump for possible damage.
Inspect for any of the following conditions:
- Scored pump rotor or pump vanes
- Scored pump cover or pump rotor pocket
- Cracked pump slide
Failure to disassemble and inspect the pump may cause repeat distress to the 4-5-6 clutches.