Corvette V8-6.2L (2008)
Valve Body: All Technical Service Bulletins
A/T - Control Valve/Solenoid Cleaning Information
INFORMATION
Bulletin No.: 07-07-30-006B
Date: March 02, 2010
Subject: Information on Control Solenoid Valve and Transmission Control Solenoid Module Assembly Cleaning Procedure for Rear Wheel Drive
Six-Speed HYDRA-MATIC(R) Automatic Transmissions when MIL/DTCs Set
Models:
2006-2009 Cadillac XLR-V
2006-2010 Cadillac STS-V
2007-2009 Cadillac SRX, XLR
2007-2010 Cadillac Escalade, Escalade ESV, Escalade EXT, STS
2008-2010 Cadillac CTS
2009-2010 Cadillac CTS-V
2006-2010 Chevrolet Corvette
2007-2010 Chevrolet Silverado
2008-2010 Chevrolet Suburban
2009-2010 Chevrolet Avalanche, Tahoe
2010 Chevrolet Camaro, Express
2007-2010 GMC Sierra, Yukon Denali, Yukon XL Denali
2008-2010 GMC Yukon XL
2009-2010 GMC Yukon
2010 GMC Savana
2008-2009 Pontiac G8
2008-2009 HUMMER H2
Equipped with Six Speed HYDRA-MATIC(R) 6L50, 6L80 or 6L90 Automatic Transmission (RPOs MYB, MYC, MYD)
Supercede:
This bulletin is being updated to add models and model years and to advise technicians that the control solenoid valve assembly cleaning procedure is no
longer valid. Please discard Corporate Bulletin Number 07-07-30-006A (Section 07 - Transmission/Transaxle).
The control solenoid (w/body and TCM) valve assembly cleaning procedure has been determined to be ineffective. This procedure will be removed from
the scan tool and will be no longer available for use. Reference to this procedure will be removed from SI diagnostics and labor operation K9450 will be
removed from the Labor Time Guide.
Disclaimer
